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Finding the Fourth Proportional to 362.31, 543.15 and 146.04

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Solution

The fourth proportional to 362.31, 543.15 and 146.04 is: 218.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    362.31 : 543.15 = 146.04 : x
  2. Step 2: Convert to fraction form
    362.31/543.15 = 146.04/x
  3. Step 3: Cross multiply
    362.31x = 543.15 × 146.04
  4. Step 4: Simplify right side
    362.31x = 79,321.63
  5. Step 5: Solve for x
    x = 79,321.63/362.31
  6. Step 6: Final answer
    x = 218.93

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