Finding the Third Proportional to 424,471.13 and 642,175.13
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Solution
The third proportional to 424,471.13 and 642,175.13 is: 971,535.79
Step by Step Solution
- Step 1: Write the proportion equation
424,471.13 : 642,175.13 = 642,175.13 : x - Step 2: Convert to fraction form
424,471.13/642,175.13 = 642,175.13/x - Step 3: Cross multiply
424,471.13x = 642,175.13 × 642,175.13 - Step 4: Simplify right side
424,471.13x = 412,388,891,168.77 - Step 5: Solve for x
x = 412,388,891,168.77/424,471.13 - Step 6: Final answer
x = 971,535.79
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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.