Conversion formula

The conversion factor from gallons to cubic feet is 0.1336805555555, which means that 1 gallon is equal to 0.1336805555555 cubic feet:

1 gal = 0.1336805555555 ft3

To convert 6420 gallons into cubic feet we have to multiply 6420 by the conversion factor in order to get the volume amount from gallons to cubic feet. We can also form a simple proportion to calculate the result:

1 gal → 0.1336805555555 ft3

6420 gal → V_(ft3)

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

V_(ft3) = 6420 gal × 0.1336805555555 ft3

V_(ft3) = 858.22916666631 ft3

The final result is:

6420 gal → 858.22916666631 ft3

We conclude that 6420 gallons is equivalent to 858.22916666631 cubic feet:

6420 gallons = 858.22916666631 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 0.0011651899502372 × 6420 gallons.

Another way is saying that 6420 gallons is equal to 1 ÷ 0.0011651899502372 cubic feet.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that six thousand four hundred twenty gallons is approximately eight hundred fifty-eight point two two nine cubic feet:

6420 gal ≅ 858.229 ft3

An alternative is also that one cubic foot is approximately zero point zero zero one times six thousand four hundred twenty gallons.

Conversion table

gallons to cubic feet chart

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