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Finding the Third Proportional to 295,952.25 and 639,198.75

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Solution

The third proportional to 295,952.25 and 639,198.75 is: 1,380,543.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,952.25 : 639,198.75 = 639,198.75 : x
  2. Step 2: Convert to fraction form
    295,952.25/639,198.75 = 639,198.75/x
  3. Step 3: Cross multiply
    295,952.25x = 639,198.75 × 639,198.75
  4. Step 4: Simplify right side
    295,952.25x = 408,575,042,001.56
  5. Step 5: Solve for x
    x = 408,575,042,001.56/295,952.25
  6. Step 6: Final answer
    x = 1,380,543.79

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.