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Finding the Third Proportional to 259,401 and 558,825

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Solution

The third proportional to 259,401 and 558,825 is: 1,203,871.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,401 : 558,825 = 558,825 : x
  2. Step 2: Convert to fraction form
    259,401/558,825 = 558,825/x
  3. Step 3: Cross multiply
    259,401x = 558,825 × 558,825
  4. Step 4: Simplify right side
    259,401x = 312,285,380,625
  5. Step 5: Solve for x
    x = 312,285,380,625/259,401
  6. Step 6: Final answer
    x = 1,203,871.15

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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.