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Finding the Third Proportional to 213,591.50 and 454,790

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Solution

The third proportional to 213,591.50 and 454,790 is: 968,362.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,591.50 : 454,790 = 454,790 : x
  2. Step 2: Convert to fraction form
    213,591.50/454,790 = 454,790/x
  3. Step 3: Cross multiply
    213,591.50x = 454,790 × 454,790
  4. Step 4: Simplify right side
    213,591.50x = 206,833,944,100
  5. Step 5: Solve for x
    x = 206,833,944,100/213,591.50
  6. Step 6: Final answer
    x = 968,362.24

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.