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Finding the Third Proportional to 207,796 and 454,472

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Solution

The third proportional to 207,796 and 454,472 is: 993,978.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,796 : 454,472 = 454,472 : x
  2. Step 2: Convert to fraction form
    207,796/454,472 = 454,472/x
  3. Step 3: Cross multiply
    207,796x = 454,472 × 454,472
  4. Step 4: Simplify right side
    207,796x = 206,544,798,784
  5. Step 5: Solve for x
    x = 206,544,798,784/207,796
  6. Step 6: Final answer
    x = 993,978.70

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.