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Finding the Fourth Proportional to 366,941.60, 550,412.40 and 266,890.40

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Solution

The fourth proportional to 366,941.60, 550,412.40 and 266,890.40 is: 400,335.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,941.60 : 550,412.40 = 266,890.40 : x
  2. Step 2: Convert to fraction form
    366,941.60/550,412.40 = 266,890.40/x
  3. Step 3: Cross multiply
    366,941.60x = 550,412.40 × 266,890.40
  4. Step 4: Simplify right side
    366,941.60x = 146,899,785,600.96
  5. Step 5: Solve for x
    x = 146,899,785,600.96/366,941.60
  6. Step 6: Final answer
    x = 400,335.60

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