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Finding the Fourth Proportional to 399.02, 599.00 and 397.26

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Solution

The fourth proportional to 399.02, 599.00 and 397.26 is: 596.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    399.02 : 599.00 = 397.26 : x
  2. Step 2: Convert to fraction form
    399.02/599.00 = 397.26/x
  3. Step 3: Cross multiply
    399.02x = 599.00 × 397.26
  4. Step 4: Simplify right side
    399.02x = 237,956.75
  5. Step 5: Solve for x
    x = 237,956.75/399.02
  6. Step 6: Final answer
    x = 596.36

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