Finding the Third Proportional to 329,694.75 and 718,438.50
Calculator
Solution
The third proportional to 329,694.75 and 718,438.50 is: 1,565,550.80
Step by Step Solution
- Step 1: Write the proportion equation
329,694.75 : 718,438.50 = 718,438.50 : x - Step 2: Convert to fraction form
329,694.75/718,438.50 = 718,438.50/x - Step 3: Cross multiply
329,694.75x = 718,438.50 × 718,438.50 - Step 4: Simplify right side
329,694.75x = 516,153,878,282.25 - Step 5: Solve for x
x = 516,153,878,282.25/329,694.75 - Step 6: Final answer
x = 1,565,550.80
Related Problems
Find third proportional to 164,847.38 and 359,219.25
Half scale
Find third proportional to 659,389.50 and 1,436,877
Double scale
Find third proportional to 329,697 and 718,443
Similar ratio
Find third proportional to 494,542.13 and 1,077,657.75
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.