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Finding the Fourth Proportional to 488,245.86, 732,473.28 and 151,279.02

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Solution

The fourth proportional to 488,245.86, 732,473.28 and 151,279.02 is: 226,950.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,245.86 : 732,473.28 = 151,279.02 : x
  2. Step 2: Convert to fraction form
    488,245.86/732,473.28 = 151,279.02/x
  3. Step 3: Cross multiply
    488,245.86x = 732,473.28 × 151,279.02
  4. Step 4: Simplify right side
    488,245.86x = 110,807,839,974.59
  5. Step 5: Solve for x
    x = 110,807,839,974.59/488,245.86
  6. Step 6: Final answer
    x = 226,950.91

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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.