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Finding the Fourth Proportional to 488,246.86, 732,474.78 and 151,280.02

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Solution

The fourth proportional to 488,246.86, 732,474.78 and 151,280.02 is: 226,952.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,246.86 : 732,474.78 = 151,280.02 : x
  2. Step 2: Convert to fraction form
    488,246.86/732,474.78 = 151,280.02/x
  3. Step 3: Cross multiply
    488,246.86x = 732,474.78 × 151,280.02
  4. Step 4: Simplify right side
    488,246.86x = 110,808,799,367.90
  5. Step 5: Solve for x
    x = 110,808,799,367.90/488,246.86
  6. Step 6: Final answer
    x = 226,952.41

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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.