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Finding the Third Proportional to 332,079 and 726,487

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Solution

The third proportional to 332,079 and 726,487 is: 1,589,330.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,079 : 726,487 = 726,487 : x
  2. Step 2: Convert to fraction form
    332,079/726,487 = 726,487/x
  3. Step 3: Cross multiply
    332,079x = 726,487 × 726,487
  4. Step 4: Simplify right side
    332,079x = 527,783,361,169
  5. Step 5: Solve for x
    x = 527,783,361,169/332,079
  6. Step 6: Final answer
    x = 1,589,330.74

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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.