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Finding the Fourth Proportional to 551,420.60, 827,228.10 and 196,640.60

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Solution

The fourth proportional to 551,420.60, 827,228.10 and 196,640.60 is: 294,995.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,420.60 : 827,228.10 = 196,640.60 : x
  2. Step 2: Convert to fraction form
    551,420.60/827,228.10 = 196,640.60/x
  3. Step 3: Cross multiply
    551,420.60x = 827,228.10 × 196,640.60
  4. Step 4: Simplify right side
    551,420.60x = 162,666,629,920.86
  5. Step 5: Solve for x
    x = 162,666,629,920.86/551,420.60
  6. Step 6: Final answer
    x = 294,995.56

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