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Finding the Fourth Proportional to 362,154.80, 543,232.20 and 228,310.40

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Solution

The fourth proportional to 362,154.80, 543,232.20 and 228,310.40 is: 342,465.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,154.80 : 543,232.20 = 228,310.40 : x
  2. Step 2: Convert to fraction form
    362,154.80/543,232.20 = 228,310.40/x
  3. Step 3: Cross multiply
    362,154.80x = 543,232.20 × 228,310.40
  4. Step 4: Simplify right side
    362,154.80x = 124,025,560,874.88
  5. Step 5: Solve for x
    x = 124,025,560,874.88/362,154.80
  6. Step 6: Final answer
    x = 342,465.60

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