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Finding the Third Proportional to 329,339 and 708,610

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Solution

The third proportional to 329,339 and 708,610 is: 1,524,654.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,339 : 708,610 = 708,610 : x
  2. Step 2: Convert to fraction form
    329,339/708,610 = 708,610/x
  3. Step 3: Cross multiply
    329,339x = 708,610 × 708,610
  4. Step 4: Simplify right side
    329,339x = 502,128,132,100
  5. Step 5: Solve for x
    x = 502,128,132,100/329,339
  6. Step 6: Final answer
    x = 1,524,654.33

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.