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Finding the Fourth Proportional to 323,213.46, 484,651.87 and 120,643.00

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Solution

The fourth proportional to 323,213.46, 484,651.87 and 120,643.00 is: 180,901.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,213.46 : 484,651.87 = 120,643.00 : x
  2. Step 2: Convert to fraction form
    323,213.46/484,651.87 = 120,643.00/x
  3. Step 3: Cross multiply
    323,213.46x = 484,651.87 × 120,643.00
  4. Step 4: Simplify right side
    323,213.46x = 58,469,853,737.57
  5. Step 5: Solve for x
    x = 58,469,853,737.57/323,213.46
  6. Step 6: Final answer
    x = 180,901.67

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