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Finding the Third Proportional to 733.78 and 1,552.78

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Solution

The third proportional to 733.78 and 1,552.78 is: 3,285.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    733.78 : 1,552.78 = 1,552.78 : x
  2. Step 2: Convert to fraction form
    733.78/1,552.78 = 1,552.78/x
  3. Step 3: Cross multiply
    733.78x = 1,552.78 × 1,552.78
  4. Step 4: Simplify right side
    733.78x = 2,411,129.61
  5. Step 5: Solve for x
    x = 2,411,129.61/733.78
  6. Step 6: Final answer
    x = 3,285.90

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.