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Finding the Fourth Proportional to 450.02, 621.06 and 325.64

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Solution

The fourth proportional to 450.02, 621.06 and 325.64 is: 449.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    450.02 : 621.06 = 325.64 : x
  2. Step 2: Convert to fraction form
    450.02/621.06 = 325.64/x
  3. Step 3: Cross multiply
    450.02x = 621.06 × 325.64
  4. Step 4: Simplify right side
    450.02x = 202,241.98
  5. Step 5: Solve for x
    x = 202,241.98/450.02
  6. Step 6: Final answer
    x = 449.41

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