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Finding the Fourth Proportional to 488,200.80, 732,171.60 and 151,240.80

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Solution

The fourth proportional to 488,200.80, 732,171.60 and 151,240.80 is: 226,821.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,200.80 : 732,171.60 = 151,240.80 : x
  2. Step 2: Convert to fraction form
    488,200.80/732,171.60 = 151,240.80/x
  3. Step 3: Cross multiply
    488,200.80x = 732,171.60 × 151,240.80
  4. Step 4: Simplify right side
    488,200.80x = 110,734,218,521.28
  5. Step 5: Solve for x
    x = 110,734,218,521.28/488,200.80
  6. Step 6: Final answer
    x = 226,821.05

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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.