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Finding the Fourth Proportional to 362,405.20, 543,607.80 and 329,162.80

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Solution

The fourth proportional to 362,405.20, 543,607.80 and 329,162.80 is: 493,744.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,405.20 : 543,607.80 = 329,162.80 : x
  2. Step 2: Convert to fraction form
    362,405.20/543,607.80 = 329,162.80/x
  3. Step 3: Cross multiply
    362,405.20x = 543,607.80 × 329,162.80
  4. Step 4: Simplify right side
    362,405.20x = 178,935,465,549.84
  5. Step 5: Solve for x
    x = 178,935,465,549.84/362,405.20
  6. Step 6: Final answer
    x = 493,744.20

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