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Finding the Fourth Proportional to 439.36, 608 and 373.76

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Solution

The fourth proportional to 439.36, 608 and 373.76 is: 517.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    439.36 : 608 = 373.76 : x
  2. Step 2: Convert to fraction form
    439.36/608 = 373.76/x
  3. Step 3: Cross multiply
    439.36x = 608 × 373.76
  4. Step 4: Simplify right side
    439.36x = 227,246.08
  5. Step 5: Solve for x
    x = 227,246.08/439.36
  6. Step 6: Final answer
    x = 517.22

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