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Finding the Fourth Proportional to 390.00, 584.16 and 184.26

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Solution

The fourth proportional to 390.00, 584.16 and 184.26 is: 275.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    390.00 : 584.16 = 184.26 : x
  2. Step 2: Convert to fraction form
    390.00/584.16 = 184.26/x
  3. Step 3: Cross multiply
    390.00x = 584.16 × 184.26
  4. Step 4: Simplify right side
    390.00x = 107,633.48
  5. Step 5: Solve for x
    x = 107,633.48/390.00
  6. Step 6: Final answer
    x = 275.99

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