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Finding the Fourth Proportional to 372,891.44, 559,154.08 and 159,629.24

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Solution

The fourth proportional to 372,891.44, 559,154.08 and 159,629.24 is: 239,365.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,891.44 : 559,154.08 = 159,629.24 : x
  2. Step 2: Convert to fraction form
    372,891.44/559,154.08 = 159,629.24/x
  3. Step 3: Cross multiply
    372,891.44x = 559,154.08 × 159,629.24
  4. Step 4: Simplify right side
    372,891.44x = 89,257,340,833.30
  5. Step 5: Solve for x
    x = 89,257,340,833.30/372,891.44
  6. Step 6: Final answer
    x = 239,365.49

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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.