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Finding the Third Proportional to 259,869 and 564,126

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Solution

The third proportional to 259,869 and 564,126 is: 1,224,609.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,869 : 564,126 = 564,126 : x
  2. Step 2: Convert to fraction form
    259,869/564,126 = 564,126/x
  3. Step 3: Cross multiply
    259,869x = 564,126 × 564,126
  4. Step 4: Simplify right side
    259,869x = 318,238,143,876
  5. Step 5: Solve for x
    x = 318,238,143,876/259,869
  6. Step 6: Final answer
    x = 1,224,609.88

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.