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Finding the Fourth Proportional to 362,332.44, 543,004.46 and 137,572.52

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Solution

The fourth proportional to 362,332.44, 543,004.46 and 137,572.52 is: 206,171.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,332.44 : 543,004.46 = 137,572.52 : x
  2. Step 2: Convert to fraction form
    362,332.44/543,004.46 = 137,572.52/x
  3. Step 3: Cross multiply
    362,332.44x = 543,004.46 × 137,572.52
  4. Step 4: Simplify right side
    362,332.44x = 74,702,491,933.44
  5. Step 5: Solve for x
    x = 74,702,491,933.44/362,332.44
  6. Step 6: Final answer
    x = 206,171.14

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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.