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Finding the Fourth Proportional to 375.59, 517.95 and 228.08

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Solution

The fourth proportional to 375.59, 517.95 and 228.08 is: 314.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    375.59 : 517.95 = 228.08 : x
  2. Step 2: Convert to fraction form
    375.59/517.95 = 228.08/x
  3. Step 3: Cross multiply
    375.59x = 517.95 × 228.08
  4. Step 4: Simplify right side
    375.59x = 118,131.45
  5. Step 5: Solve for x
    x = 118,131.45/375.59
  6. Step 6: Final answer
    x = 314.53

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