Conversion formula

The conversion factor from cups to cubic feet is 0.0083550347222188, which means that 1 cup is equal to 0.0083550347222188 cubic feet:

1 cup = 0.0083550347222188 ft3

To convert 521 cups into cubic feet we have to multiply 521 by the conversion factor in order to get the volume amount from cups to cubic feet. We can also form a simple proportion to calculate the result:

1 cup → 0.0083550347222188 ft3

521 cup → V_(ft3)

Solve the above proportion to obtain the volume V in cubic feet:

V_(ft3) = 521 cup × 0.0083550347222188 ft3

V_(ft3) = 4.352973090276 ft3

The final result is:

521 cup → 4.352973090276 ft3

We conclude that 521 cups is equivalent to 4.352973090276 cubic feet:

521 cups = 4.352973090276 cubic feet

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 cubic foot is equal to 0.2297280454671 × 521 cups.

Another way is saying that 521 cups is equal to 1 ÷ 0.2297280454671 cubic feet.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that five hundred twenty-one cups is approximately four point three five three cubic feet:

521 cup ≅ 4.353 ft3

An alternative is also that one cubic foot is approximately zero point two three times five hundred twenty-one cups.

Conversion table

cups to cubic feet chart

For quick reference purposes, below is the conversion table you can use to convert from cups to cubic feet