Finding the Third Proportional to 216,374 and 332,787
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Solution
The third proportional to 216,374 and 332,787 is: 511,832.23
Step by Step Solution
- Step 1: Write the proportion equation
216,374 : 332,787 = 332,787 : x - Step 2: Convert to fraction form
216,374/332,787 = 332,787/x - Step 3: Cross multiply
216,374x = 332,787 × 332,787 - Step 4: Simplify right side
216,374x = 110,747,187,369 - Step 5: Solve for x
x = 110,747,187,369/216,374 - Step 6: Final answer
x = 511,832.23
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Why These Related Problems?
These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.