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Finding the Third Proportional to 244,208 and 419,745

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Solution

The third proportional to 244,208 and 419,745 is: 721,458.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,208 : 419,745 = 419,745 : x
  2. Step 2: Convert to fraction form
    244,208/419,745 = 419,745/x
  3. Step 3: Cross multiply
    244,208x = 419,745 × 419,745
  4. Step 4: Simplify right side
    244,208x = 176,185,865,025
  5. Step 5: Solve for x
    x = 176,185,865,025/244,208
  6. Step 6: Final answer
    x = 721,458.20

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Why These Related Problems?

These problems maintain the same ratio (1.72) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.