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Finding the Fourth Proportional to 274,680.80, 412,021.20 and 116,914.40

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Solution

The fourth proportional to 274,680.80, 412,021.20 and 116,914.40 is: 175,371.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,680.80 : 412,021.20 = 116,914.40 : x
  2. Step 2: Convert to fraction form
    274,680.80/412,021.20 = 116,914.40/x
  3. Step 3: Cross multiply
    274,680.80x = 412,021.20 × 116,914.40
  4. Step 4: Simplify right side
    274,680.80x = 48,171,211,385.28
  5. Step 5: Solve for x
    x = 48,171,211,385.28/274,680.80
  6. Step 6: Final answer
    x = 175,371.60

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