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Finding the Fourth Proportional to 366,961.70, 550,442.55 and 307,912.70

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Solution

The fourth proportional to 366,961.70, 550,442.55 and 307,912.70 is: 461,869.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,961.70 : 550,442.55 = 307,912.70 : x
  2. Step 2: Convert to fraction form
    366,961.70/550,442.55 = 307,912.70/x
  3. Step 3: Cross multiply
    366,961.70x = 550,442.55 × 307,912.70
  4. Step 4: Simplify right side
    366,961.70x = 169,488,251,765.39
  5. Step 5: Solve for x
    x = 169,488,251,765.39/366,961.70
  6. Step 6: Final answer
    x = 461,869.05

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