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Finding the Fourth Proportional to 454,538.74, 627,251.94 and 250,584.96

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Solution

The fourth proportional to 454,538.74, 627,251.94 and 250,584.96 is: 345,800.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,538.74 : 627,251.94 = 250,584.96 : x
  2. Step 2: Convert to fraction form
    454,538.74/627,251.94 = 250,584.96/x
  3. Step 3: Cross multiply
    454,538.74x = 627,251.94 × 250,584.96
  4. Step 4: Simplify right side
    454,538.74x = 157,179,902,294.82
  5. Step 5: Solve for x
    x = 157,179,902,294.82/454,538.74
  6. Step 6: Final answer
    x = 345,800.89

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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.