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Finding the Fourth Proportional to 362,254.20, 543,630.44 and 125,596.88

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Solution

The fourth proportional to 362,254.20, 543,630.44 and 125,596.88 is: 188,481.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,254.20 : 543,630.44 = 125,596.88 : x
  2. Step 2: Convert to fraction form
    362,254.20/543,630.44 = 125,596.88/x
  3. Step 3: Cross multiply
    362,254.20x = 543,630.44 × 125,596.88
  4. Step 4: Simplify right side
    362,254.20x = 68,278,287,137.03
  5. Step 5: Solve for x
    x = 68,278,287,137.03/362,254.20
  6. Step 6: Final answer
    x = 188,481.70

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1.5x scale

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.