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Finding the Third Proportional to 709,331 and 995,333

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Solution

The third proportional to 709,331 and 995,333 is: 1,396,650.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,331 : 995,333 = 995,333 : x
  2. Step 2: Convert to fraction form
    709,331/995,333 = 995,333/x
  3. Step 3: Cross multiply
    709,331x = 995,333 × 995,333
  4. Step 4: Simplify right side
    709,331x = 990,687,780,889
  5. Step 5: Solve for x
    x = 990,687,780,889/709,331
  6. Step 6: Final answer
    x = 1,396,650.90

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.