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Finding the Third Proportional to 535,866 and 727,775

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Solution

The third proportional to 535,866 and 727,775 is: 988,412.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,866 : 727,775 = 727,775 : x
  2. Step 2: Convert to fraction form
    535,866/727,775 = 727,775/x
  3. Step 3: Cross multiply
    535,866x = 727,775 × 727,775
  4. Step 4: Simplify right side
    535,866x = 529,656,450,625
  5. Step 5: Solve for x
    x = 529,656,450,625/535,866
  6. Step 6: Final answer
    x = 988,412.12

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.