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Finding the Third Proportional to 267,689 and 367,087

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Solution

The third proportional to 267,689 and 367,087 is: 503,393.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,689 : 367,087 = 367,087 : x
  2. Step 2: Convert to fraction form
    267,689/367,087 = 367,087/x
  3. Step 3: Cross multiply
    267,689x = 367,087 × 367,087
  4. Step 4: Simplify right side
    267,689x = 134,752,865,569
  5. Step 5: Solve for x
    x = 134,752,865,569/267,689
  6. Step 6: Final answer
    x = 503,393.36

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.