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Finding the Fourth Proportional to 454,606.73, 627,362.21 and 250,658.04

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Solution

The fourth proportional to 454,606.73, 627,362.21 and 250,658.04 is: 345,910.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,606.73 : 627,362.21 = 250,658.04 : x
  2. Step 2: Convert to fraction form
    454,606.73/627,362.21 = 250,658.04/x
  3. Step 3: Cross multiply
    454,606.73x = 627,362.21 × 250,658.04
  4. Step 4: Simplify right side
    454,606.73x = 157,253,380,675.38
  5. Step 5: Solve for x
    x = 157,253,380,675.38/454,606.73
  6. Step 6: Final answer
    x = 345,910.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.