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Finding the Fourth Proportional to 497.00, 685.87 and 275.95

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Solution

The fourth proportional to 497.00, 685.87 and 275.95 is: 380.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    497.00 : 685.87 = 275.95 : x
  2. Step 2: Convert to fraction form
    497.00/685.87 = 275.95/x
  3. Step 3: Cross multiply
    497.00x = 685.87 × 275.95
  4. Step 4: Simplify right side
    497.00x = 189,265.99
  5. Step 5: Solve for x
    x = 189,265.99/497.00
  6. Step 6: Final answer
    x = 380.81

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