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Finding the Third Proportional to 349,564 and 744,885

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Solution

The third proportional to 349,564 and 744,885 is: 1,587,273.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,564 : 744,885 = 744,885 : x
  2. Step 2: Convert to fraction form
    349,564/744,885 = 744,885/x
  3. Step 3: Cross multiply
    349,564x = 744,885 × 744,885
  4. Step 4: Simplify right side
    349,564x = 554,853,663,225
  5. Step 5: Solve for x
    x = 554,853,663,225/349,564
  6. Step 6: Final answer
    x = 1,587,273.47

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.