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Finding the Third Proportional to 151,932 and 330,314

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Solution

The third proportional to 151,932 and 330,314 is: 718,132.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,932 : 330,314 = 330,314 : x
  2. Step 2: Convert to fraction form
    151,932/330,314 = 330,314/x
  3. Step 3: Cross multiply
    151,932x = 330,314 × 330,314
  4. Step 4: Simplify right side
    151,932x = 109,107,338,596
  5. Step 5: Solve for x
    x = 109,107,338,596/151,932
  6. Step 6: Final answer
    x = 718,132.71

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.