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Finding the Fourth Proportional to 580.70, 871.05 and 195.95

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Solution

The fourth proportional to 580.70, 871.05 and 195.95 is: 293.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    580.70 : 871.05 = 195.95 : x
  2. Step 2: Convert to fraction form
    580.70/871.05 = 195.95/x
  3. Step 3: Cross multiply
    580.70x = 871.05 × 195.95
  4. Step 4: Simplify right side
    580.70x = 170,677.89
  5. Step 5: Solve for x
    x = 170,677.89/580.70
  6. Step 6: Final answer
    x = 293.92

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