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Finding the Fourth Proportional to 309.02, 426.41 and 182.96

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Solution

The fourth proportional to 309.02, 426.41 and 182.96 is: 252.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    309.02 : 426.41 = 182.96 : x
  2. Step 2: Convert to fraction form
    309.02/426.41 = 182.96/x
  3. Step 3: Cross multiply
    309.02x = 426.41 × 182.96
  4. Step 4: Simplify right side
    309.02x = 78,016.24
  5. Step 5: Solve for x
    x = 78,016.24/309.02
  6. Step 6: Final answer
    x = 252.47

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