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Finding the Fourth Proportional to 514.35, 771.00 and 307.95

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Solution

The fourth proportional to 514.35, 771.00 and 307.95 is: 461.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    514.35 : 771.00 = 307.95 : x
  2. Step 2: Convert to fraction form
    514.35/771.00 = 307.95/x
  3. Step 3: Cross multiply
    514.35x = 771.00 × 307.95
  4. Step 4: Simplify right side
    514.35x = 237,431.47
  5. Step 5: Solve for x
    x = 237,431.47/514.35
  6. Step 6: Final answer
    x = 461.61

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