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Finding the Fourth Proportional to 551,404.80, 827,107.20 and 196,819.20

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Solution

The fourth proportional to 551,404.80, 827,107.20 and 196,819.20 is: 295,228.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,404.80 : 827,107.20 = 196,819.20 : x
  2. Step 2: Convert to fraction form
    551,404.80/827,107.20 = 196,819.20/x
  3. Step 3: Cross multiply
    551,404.80x = 827,107.20 × 196,819.20
  4. Step 4: Simplify right side
    551,404.80x = 162,790,577,418.24
  5. Step 5: Solve for x
    x = 162,790,577,418.24/551,404.80
  6. Step 6: Final answer
    x = 295,228.80

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