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Finding the Fourth Proportional to 362,438.20, 543,657.30 and 329,195.80

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Solution

The fourth proportional to 362,438.20, 543,657.30 and 329,195.80 is: 493,793.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,438.20 : 543,657.30 = 329,195.80 : x
  2. Step 2: Convert to fraction form
    362,438.20/543,657.30 = 329,195.80/x
  3. Step 3: Cross multiply
    362,438.20x = 543,657.30 × 329,195.80
  4. Step 4: Simplify right side
    362,438.20x = 178,969,699,799.34
  5. Step 5: Solve for x
    x = 178,969,699,799.34/362,438.20
  6. Step 6: Final answer
    x = 493,793.70

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