Finding the Third Proportional to 220,920 and 337,805
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Solution
The third proportional to 220,920 and 337,805 is: 516,531.86
Step by Step Solution
- Step 1: Write the proportion equation
220,920 : 337,805 = 337,805 : x - Step 2: Convert to fraction form
220,920/337,805 = 337,805/x - Step 3: Cross multiply
220,920x = 337,805 × 337,805 - Step 4: Simplify right side
220,920x = 114,112,218,025 - Step 5: Solve for x
x = 114,112,218,025/220,920 - Step 6: Final answer
x = 516,531.86
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Why These Related Problems?
These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.