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Finding the Fourth Proportional to 362,046.60, 543,134.70 and 151,705.80

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Solution

The fourth proportional to 362,046.60, 543,134.70 and 151,705.80 is: 227,585.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,046.60 : 543,134.70 = 151,705.80 : x
  2. Step 2: Convert to fraction form
    362,046.60/543,134.70 = 151,705.80/x
  3. Step 3: Cross multiply
    362,046.60x = 543,134.70 × 151,705.80
  4. Step 4: Simplify right side
    362,046.60x = 82,396,684,171.26
  5. Step 5: Solve for x
    x = 82,396,684,171.26/362,046.60
  6. Step 6: Final answer
    x = 227,585.85

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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.