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Finding the Third Proportional to 252,677 and 378,626

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Solution

The third proportional to 252,677 and 378,626 is: 567,355.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,677 : 378,626 = 378,626 : x
  2. Step 2: Convert to fraction form
    252,677/378,626 = 378,626/x
  3. Step 3: Cross multiply
    252,677x = 378,626 × 378,626
  4. Step 4: Simplify right side
    252,677x = 143,357,647,876
  5. Step 5: Solve for x
    x = 143,357,647,876/252,677
  6. Step 6: Final answer
    x = 567,355.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.