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Finding the Fourth Proportional to 411,091.63, 567,308.73 and 229,811.20

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Solution

The fourth proportional to 411,091.63, 567,308.73 and 229,811.20 is: 317,140.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,091.63 : 567,308.73 = 229,811.20 : x
  2. Step 2: Convert to fraction form
    411,091.63/567,308.73 = 229,811.20/x
  3. Step 3: Cross multiply
    411,091.63x = 567,308.73 × 229,811.20
  4. Step 4: Simplify right side
    411,091.63x = 130,373,900,011.78
  5. Step 5: Solve for x
    x = 130,373,900,011.78/411,091.63
  6. Step 6: Final answer
    x = 317,140.73

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