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Finding the Fourth Proportional to 343.38, 515.24 and 160.75

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Solution

The fourth proportional to 343.38, 515.24 and 160.75 is: 241.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    343.38 : 515.24 = 160.75 : x
  2. Step 2: Convert to fraction form
    343.38/515.24 = 160.75/x
  3. Step 3: Cross multiply
    343.38x = 515.24 × 160.75
  4. Step 4: Simplify right side
    343.38x = 82,821.45
  5. Step 5: Solve for x
    x = 82,821.45/343.38
  6. Step 6: Final answer
    x = 241.19

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