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Finding the Fourth Proportional to 262,922.10, 394,383.15 and 168,443.70

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Solution

The fourth proportional to 262,922.10, 394,383.15 and 168,443.70 is: 252,665.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,922.10 : 394,383.15 = 168,443.70 : x
  2. Step 2: Convert to fraction form
    262,922.10/394,383.15 = 168,443.70/x
  3. Step 3: Cross multiply
    262,922.10x = 394,383.15 × 168,443.70
  4. Step 4: Simplify right side
    262,922.10x = 66,431,357,003.66
  5. Step 5: Solve for x
    x = 66,431,357,003.66/262,922.10
  6. Step 6: Final answer
    x = 252,665.55

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