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Finding the Fourth Proportional to 633.78, 950.76 and 200.84

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Solution

The fourth proportional to 633.78, 950.76 and 200.84 is: 301.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    633.78 : 950.76 = 200.84 : x
  2. Step 2: Convert to fraction form
    633.78/950.76 = 200.84/x
  3. Step 3: Cross multiply
    633.78x = 950.76 × 200.84
  4. Step 4: Simplify right side
    633.78x = 190,945.88
  5. Step 5: Solve for x
    x = 190,945.88/633.78
  6. Step 6: Final answer
    x = 301.28

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