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Finding the Fourth Proportional to 264,911.20, 397,107.60 and 106,928.80

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Solution

The fourth proportional to 264,911.20, 397,107.60 and 106,928.80 is: 160,288.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,911.20 : 397,107.60 = 106,928.80 : x
  2. Step 2: Convert to fraction form
    264,911.20/397,107.60 = 106,928.80/x
  3. Step 3: Cross multiply
    264,911.20x = 397,107.60 × 106,928.80
  4. Step 4: Simplify right side
    264,911.20x = 42,462,239,138.88
  5. Step 5: Solve for x
    x = 42,462,239,138.88/264,911.20
  6. Step 6: Final answer
    x = 160,288.58

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