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Finding the Fourth Proportional to 262,922.60, 394,383.90 and 168,444.20

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Solution

The fourth proportional to 262,922.60, 394,383.90 and 168,444.20 is: 252,666.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,922.60 : 394,383.90 = 168,444.20 : x
  2. Step 2: Convert to fraction form
    262,922.60/394,383.90 = 168,444.20/x
  3. Step 3: Cross multiply
    262,922.60x = 394,383.90 × 168,444.20
  4. Step 4: Simplify right side
    262,922.60x = 66,431,680,528.38
  5. Step 5: Solve for x
    x = 66,431,680,528.38/262,922.60
  6. Step 6: Final answer
    x = 252,666.30

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