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Finding the Third Proportional to 151,881 and 332,355

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Solution

The third proportional to 151,881 and 332,355 is: 727,278.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,881 : 332,355 = 332,355 : x
  2. Step 2: Convert to fraction form
    151,881/332,355 = 332,355/x
  3. Step 3: Cross multiply
    151,881x = 332,355 × 332,355
  4. Step 4: Simplify right side
    151,881x = 110,459,846,025
  5. Step 5: Solve for x
    x = 110,459,846,025/151,881
  6. Step 6: Final answer
    x = 727,278.90

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.