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Finding the Third Proportional to 502,344 and 754,640

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Solution

The third proportional to 502,344 and 754,640 is: 1,133,648.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,344 : 754,640 = 754,640 : x
  2. Step 2: Convert to fraction form
    502,344/754,640 = 754,640/x
  3. Step 3: Cross multiply
    502,344x = 754,640 × 754,640
  4. Step 4: Simplify right side
    502,344x = 569,481,529,600
  5. Step 5: Solve for x
    x = 569,481,529,600/502,344
  6. Step 6: Final answer
    x = 1,133,648.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.