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Finding the Fourth Proportional to 322.11, 483.17 and 226.35

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Solution

The fourth proportional to 322.11, 483.17 and 226.35 is: 339.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    322.11 : 483.17 = 226.35 : x
  2. Step 2: Convert to fraction form
    322.11/483.17 = 226.35/x
  3. Step 3: Cross multiply
    322.11x = 483.17 × 226.35
  4. Step 4: Simplify right side
    322.11x = 109,364.40
  5. Step 5: Solve for x
    x = 109,364.40/322.11
  6. Step 6: Final answer
    x = 339.53

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