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Finding the Fourth Proportional to 366,811.70, 550,217.55 and 252,650.30

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Solution

The fourth proportional to 366,811.70, 550,217.55 and 252,650.30 is: 378,975.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,811.70 : 550,217.55 = 252,650.30 : x
  2. Step 2: Convert to fraction form
    366,811.70/550,217.55 = 252,650.30/x
  3. Step 3: Cross multiply
    366,811.70x = 550,217.55 × 252,650.30
  4. Step 4: Simplify right side
    366,811.70x = 139,012,629,072.77
  5. Step 5: Solve for x
    x = 139,012,629,072.77/366,811.70
  6. Step 6: Final answer
    x = 378,975.45

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