Finding the Third Proportional to 330,962.63 and 511,422.19
Calculator
Solution
The third proportional to 330,962.63 and 511,422.19 is: 790,278.52
Step by Step Solution
- Step 1: Write the proportion equation
330,962.63 : 511,422.19 = 511,422.19 : x - Step 2: Convert to fraction form
330,962.63/511,422.19 = 511,422.19/x - Step 3: Cross multiply
330,962.63x = 511,422.19 × 511,422.19 - Step 4: Simplify right side
330,962.63x = 261,552,653,867.29 - Step 5: Solve for x
x = 261,552,653,867.29/330,962.63 - Step 6: Final answer
x = 790,278.52
Related Problems
Find third proportional to 165,481.31 and 255,711.09
Half scale
Find third proportional to 661,925.25 and 1,022,844.38
Double scale
Find third proportional to 330,965 and 511,425
Similar ratio
Find third proportional to 496,443.94 and 767,133.28
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.