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Finding the Fourth Proportional to 329.82, 494.64 and 193.02

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Solution

The fourth proportional to 329.82, 494.64 and 193.02 is: 289.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    329.82 : 494.64 = 193.02 : x
  2. Step 2: Convert to fraction form
    329.82/494.64 = 193.02/x
  3. Step 3: Cross multiply
    329.82x = 494.64 × 193.02
  4. Step 4: Simplify right side
    329.82x = 95,475.41
  5. Step 5: Solve for x
    x = 95,475.41/329.82
  6. Step 6: Final answer
    x = 289.48

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