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Finding the Third Proportional to 210,517.88 and 452,557.13

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Solution

The third proportional to 210,517.88 and 452,557.13 is: 972,876.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,517.88 : 452,557.13 = 452,557.13 : x
  2. Step 2: Convert to fraction form
    210,517.88/452,557.13 = 452,557.13/x
  3. Step 3: Cross multiply
    210,517.88x = 452,557.13 × 452,557.13
  4. Step 4: Simplify right side
    210,517.88x = 204,807,951,388.27
  5. Step 5: Solve for x
    x = 204,807,951,388.27/210,517.88
  6. Step 6: Final answer
    x = 972,876.78

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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.