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Finding the Fourth Proportional to 519.54, 779.08 and 194.68

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Solution

The fourth proportional to 519.54, 779.08 and 194.68 is: 291.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    519.54 : 779.08 = 194.68 : x
  2. Step 2: Convert to fraction form
    519.54/779.08 = 194.68/x
  3. Step 3: Cross multiply
    519.54x = 779.08 × 194.68
  4. Step 4: Simplify right side
    519.54x = 151,673.00
  5. Step 5: Solve for x
    x = 151,673.00/519.54
  6. Step 6: Final answer
    x = 291.94

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