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Finding the Fourth Proportional to 349.21, 481.98 and 201.93

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Solution

The fourth proportional to 349.21, 481.98 and 201.93 is: 278.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    349.21 : 481.98 = 201.93 : x
  2. Step 2: Convert to fraction form
    349.21/481.98 = 201.93/x
  3. Step 3: Cross multiply
    349.21x = 481.98 × 201.93
  4. Step 4: Simplify right side
    349.21x = 97,325.17
  5. Step 5: Solve for x
    x = 97,325.17/349.21
  6. Step 6: Final answer
    x = 278.70

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