Finding the Third Proportional to 209,740 and 454,472
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Solution
The third proportional to 209,740 and 454,472 is: 984,765.89
Step by Step Solution
- Step 1: Write the proportion equation
209,740 : 454,472 = 454,472 : x - Step 2: Convert to fraction form
209,740/454,472 = 454,472/x - Step 3: Cross multiply
209,740x = 454,472 × 454,472 - Step 4: Simplify right side
209,740x = 206,544,798,784 - Step 5: Solve for x
x = 206,544,798,784/209,740 - Step 6: Final answer
x = 984,765.89
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.