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Finding the Third Proportional to 502,366 and 753,640

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Solution

The third proportional to 502,366 and 753,640 is: 1,130,596.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,366 : 753,640 = 753,640 : x
  2. Step 2: Convert to fraction form
    502,366/753,640 = 753,640/x
  3. Step 3: Cross multiply
    502,366x = 753,640 × 753,640
  4. Step 4: Simplify right side
    502,366x = 567,973,249,600
  5. Step 5: Solve for x
    x = 567,973,249,600/502,366
  6. Step 6: Final answer
    x = 1,130,596.52

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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.