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Finding the Third Proportional to 447,114 and 676,452

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Solution

The third proportional to 447,114 and 676,452 is: 1,023,424.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,114 : 676,452 = 676,452 : x
  2. Step 2: Convert to fraction form
    447,114/676,452 = 676,452/x
  3. Step 3: Cross multiply
    447,114x = 676,452 × 676,452
  4. Step 4: Simplify right side
    447,114x = 457,587,308,304
  5. Step 5: Solve for x
    x = 457,587,308,304/447,114
  6. Step 6: Final answer
    x = 1,023,424.25

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.