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Finding the Third Proportional to 125,503 and 269,204

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Solution

The third proportional to 125,503 and 269,204 is: 577,442.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,503 : 269,204 = 269,204 : x
  2. Step 2: Convert to fraction form
    125,503/269,204 = 269,204/x
  3. Step 3: Cross multiply
    125,503x = 269,204 × 269,204
  4. Step 4: Simplify right side
    125,503x = 72,470,793,616
  5. Step 5: Solve for x
    x = 72,470,793,616/125,503
  6. Step 6: Final answer
    x = 577,442.72

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.