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Finding the Third Proportional to 709,329.38 and 995,330.25

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Solution

The third proportional to 709,329.38 and 995,330.25 is: 1,396,646.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,329.38 : 995,330.25 = 995,330.25 : x
  2. Step 2: Convert to fraction form
    709,329.38/995,330.25 = 995,330.25/x
  3. Step 3: Cross multiply
    709,329.38x = 995,330.25 × 995,330.25
  4. Step 4: Simplify right side
    709,329.38x = 990,682,306,565.06
  5. Step 5: Solve for x
    x = 990,682,306,565.06/709,329.38
  6. Step 6: Final answer
    x = 1,396,646.38

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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.