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Finding the Fourth Proportional to 307.13, 423.83 and 182.79

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Solution

The fourth proportional to 307.13, 423.83 and 182.79 is: 252.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    307.13 : 423.83 = 182.79 : x
  2. Step 2: Convert to fraction form
    307.13/423.83 = 182.79/x
  3. Step 3: Cross multiply
    307.13x = 423.83 × 182.79
  4. Step 4: Simplify right side
    307.13x = 77,472.34
  5. Step 5: Solve for x
    x = 77,472.34/307.13
  6. Step 6: Final answer
    x = 252.25

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