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Finding the Third Proportional to 696,292 and 939,448

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Solution

The third proportional to 696,292 and 939,448 is: 1,267,517.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,292 : 939,448 = 939,448 : x
  2. Step 2: Convert to fraction form
    696,292/939,448 = 939,448/x
  3. Step 3: Cross multiply
    696,292x = 939,448 × 939,448
  4. Step 4: Simplify right side
    696,292x = 882,562,544,704
  5. Step 5: Solve for x
    x = 882,562,544,704/696,292
  6. Step 6: Final answer
    x = 1,267,517.86

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.