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Finding the Third Proportional to 259,950 and 558,588

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Solution

The third proportional to 259,950 and 558,588 is: 1,200,309.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,950 : 558,588 = 558,588 : x
  2. Step 2: Convert to fraction form
    259,950/558,588 = 558,588/x
  3. Step 3: Cross multiply
    259,950x = 558,588 × 558,588
  4. Step 4: Simplify right side
    259,950x = 312,020,553,744
  5. Step 5: Solve for x
    x = 312,020,553,744/259,950
  6. Step 6: Final answer
    x = 1,200,309.88

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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.