313.5 is what percent of 440.8 - step by step solution

To get the solution, we are looking for, we need to point out what we know.

1. We assume, that the number 440.8 is 100% - because it's the output value of the task.
2. We assume, that x is the value we are looking for.
3. If 100% equals 440.8, so we can write it down as 100%=440.8.
4. We know, that x% equals 313.5 of the output value, so we can write it down as x%=313.5.
5. Now we have two simple equations:
1) 100%=440.8
2) x%=313.5
where left sides of both of them have the same units, and both right sides have the same units, so we can do something like that:
100%/x%=440.8/313.5
6. Now we just have to solve the simple equation, and we will get the solution we are looking for.

7. Solution for 313.5 is what percent of 440.8

100%/x%=440.8/313.5
(100/x)*x=(440.8/313.5)*x       - we multiply both sides of the equation by x
100=1.4060606060606*x       - we divide both sides of the equation by (1.4060606060606) to get x
100/1.4060606060606=x
71.120689655172=x
x=71.120689655172

now we have:
313.5 is 71.120689655172% of 440.8