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Finding the Fourth Proportional to 470.94, 705.20 and 325.14

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Solution

The fourth proportional to 470.94, 705.20 and 325.14 is: 486.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    470.94 : 705.20 = 325.14 : x
  2. Step 2: Convert to fraction form
    470.94/705.20 = 325.14/x
  3. Step 3: Cross multiply
    470.94x = 705.20 × 325.14
  4. Step 4: Simplify right side
    470.94x = 229,288.73
  5. Step 5: Solve for x
    x = 229,288.73/470.94
  6. Step 6: Final answer
    x = 486.87

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