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Finding the Fourth Proportional to 416.04, 623.10 and 396.84

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Solution

The fourth proportional to 416.04, 623.10 and 396.84 is: 594.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    416.04 : 623.10 = 396.84 : x
  2. Step 2: Convert to fraction form
    416.04/623.10 = 396.84/x
  3. Step 3: Cross multiply
    416.04x = 623.10 × 396.84
  4. Step 4: Simplify right side
    416.04x = 247,271.00
  5. Step 5: Solve for x
    x = 247,271.00/416.04
  6. Step 6: Final answer
    x = 594.34

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