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Finding the Fourth Proportional to 287,234.28, 396,323.16 and 166,368.24

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Solution

The fourth proportional to 287,234.28, 396,323.16 and 166,368.24 is: 229,553.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    287,234.28 : 396,323.16 = 166,368.24 : x
  2. Step 2: Convert to fraction form
    287,234.28/396,323.16 = 166,368.24/x
  3. Step 3: Cross multiply
    287,234.28x = 396,323.16 × 166,368.24
  4. Step 4: Simplify right side
    287,234.28x = 65,935,586,600.44
  5. Step 5: Solve for x
    x = 65,935,586,600.44/287,234.28
  6. Step 6: Final answer
    x = 229,553.33

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