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Finding the Third Proportional to 655,249.50 and 1,005,763.50

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Solution

The third proportional to 655,249.50 and 1,005,763.50 is: 1,543,778.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,249.50 : 1,005,763.50 = 1,005,763.50 : x
  2. Step 2: Convert to fraction form
    655,249.50/1,005,763.50 = 1,005,763.50/x
  3. Step 3: Cross multiply
    655,249.50x = 1,005,763.50 × 1,005,763.50
  4. Step 4: Simplify right side
    655,249.50x = 1,011,560,217,932.25
  5. Step 5: Solve for x
    x = 1,011,560,217,932.25/655,249.50
  6. Step 6: Final answer
    x = 1,543,778.69

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.