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Finding the Third Proportional to 209,826 and 332,757

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Solution

The third proportional to 209,826 and 332,757 is: 527,709.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,826 : 332,757 = 332,757 : x
  2. Step 2: Convert to fraction form
    209,826/332,757 = 332,757/x
  3. Step 3: Cross multiply
    209,826x = 332,757 × 332,757
  4. Step 4: Simplify right side
    209,826x = 110,727,221,049
  5. Step 5: Solve for x
    x = 110,727,221,049/209,826
  6. Step 6: Final answer
    x = 527,709.73

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.