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Finding the Third Proportional to 148,765 and 327,707

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Solution

The third proportional to 148,765 and 327,707 is: 721,889.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,765 : 327,707 = 327,707 : x
  2. Step 2: Convert to fraction form
    148,765/327,707 = 327,707/x
  3. Step 3: Cross multiply
    148,765x = 327,707 × 327,707
  4. Step 4: Simplify right side
    148,765x = 107,391,877,849
  5. Step 5: Solve for x
    x = 107,391,877,849/148,765
  6. Step 6: Final answer
    x = 721,889.41

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.