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 305 gallons into cubic feet we have to multiply 305 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

305 gal → V_(ft3)

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

V_(ft3) = 305 gal × 0.1336805555555 ft3

V_(ft3) = 40.772569444428 ft3

The final result is:

305 gal → 40.772569444428 ft3

We conclude that 305 gallons is equivalent to 40.772569444428 cubic feet:

305 gallons = 40.772569444428 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 0.024526293378763 × 305 gallons.

Another way is saying that 305 gallons is equal to 1 ÷ 0.024526293378763 cubic feet.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that three hundred five gallons is approximately forty point seven seven three cubic feet:

305 gal ≅ 40.773 ft3

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