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Finding the Fourth Proportional to 493,313.72, 680,772.86 and 266,959.22

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Solution

The fourth proportional to 493,313.72, 680,772.86 and 266,959.22 is: 368,403.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,313.72 : 680,772.86 = 266,959.22 : x
  2. Step 2: Convert to fraction form
    493,313.72/680,772.86 = 266,959.22/x
  3. Step 3: Cross multiply
    493,313.72x = 680,772.86 × 266,959.22
  4. Step 4: Simplify right side
    493,313.72x = 181,738,591,702.77
  5. Step 5: Solve for x
    x = 181,738,591,702.77/493,313.72
  6. Step 6: Final answer
    x = 368,403.68

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