Conversion formula

The conversion factor from gallons to cups is 16, which means that 1 gallon is equal to 16 cups:

1 gal = 16 cup

To convert 305 gallons into cups we have to multiply 305 by the conversion factor in order to get the volume amount from gallons to cups. We can also form a simple proportion to calculate the result:

1 gal → 16 cup

305 gal → V_(cup)

Solve the above proportion to obtain the volume V in cups:

V_(cup) = 305 gal × 16 cup

V_(cup) = 4880 cup

The final result is:

305 gal → 4880 cup

We conclude that 305 gallons is equivalent to 4880 cups:

305 gallons = 4880 cups

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 cup is equal to 0.00020491803278689 × 305 gallons.

Another way is saying that 305 gallons is equal to 1 ÷ 0.00020491803278689 cups.

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 four thousand eight hundred eighty cups:

305 gal ≅ 4880 cup

An alternative is also that one cup is approximately zero times three hundred five gallons.

Conversion table

gallons to cups chart

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