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Finding the Fourth Proportional to 366,896.20, 550,344.30 and 307,847.20

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Solution

The fourth proportional to 366,896.20, 550,344.30 and 307,847.20 is: 461,770.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,896.20 : 550,344.30 = 307,847.20 : x
  2. Step 2: Convert to fraction form
    366,896.20/550,344.30 = 307,847.20/x
  3. Step 3: Cross multiply
    366,896.20x = 550,344.30 × 307,847.20
  4. Step 4: Simplify right side
    366,896.20x = 169,421,951,790.96
  5. Step 5: Solve for x
    x = 169,421,951,790.96/366,896.20
  6. Step 6: Final answer
    x = 461,770.80

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