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Finding the Fourth Proportional to 488,203.62, 732,342.30 and 151,278.27

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Solution

The fourth proportional to 488,203.62, 732,342.30 and 151,278.27 is: 226,928.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,203.62 : 732,342.30 = 151,278.27 : x
  2. Step 2: Convert to fraction form
    488,203.62/732,342.30 = 151,278.27/x
  3. Step 3: Cross multiply
    488,203.62x = 732,342.30 × 151,278.27
  4. Step 4: Simplify right side
    488,203.62x = 110,787,476,191.82
  5. Step 5: Solve for x
    x = 110,787,476,191.82/488,203.62
  6. Step 6: Final answer
    x = 226,928.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.