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Finding the Third Proportional to 602,885 and 818,737

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Solution

The third proportional to 602,885 and 818,737 is: 1,111,870.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,885 : 818,737 = 818,737 : x
  2. Step 2: Convert to fraction form
    602,885/818,737 = 818,737/x
  3. Step 3: Cross multiply
    602,885x = 818,737 × 818,737
  4. Step 4: Simplify right side
    602,885x = 670,330,275,169
  5. Step 5: Solve for x
    x = 670,330,275,169/602,885
  6. Step 6: Final answer
    x = 1,111,870.88

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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.