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Finding the Fourth Proportional to 463.54, 696.30 and 281.02

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Solution

The fourth proportional to 463.54, 696.30 and 281.02 is: 422.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    463.54 : 696.30 = 281.02 : x
  2. Step 2: Convert to fraction form
    463.54/696.30 = 281.02/x
  3. Step 3: Cross multiply
    463.54x = 696.30 × 281.02
  4. Step 4: Simplify right side
    463.54x = 195,674.23
  5. Step 5: Solve for x
    x = 195,674.23/463.54
  6. Step 6: Final answer
    x = 422.13

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