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Finding the Fourth Proportional to 306,296.23, 422,626.86 and 178,947.22

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Solution

The fourth proportional to 306,296.23, 422,626.86 and 178,947.22 is: 246,910.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,296.23 : 422,626.86 = 178,947.22 : x
  2. Step 2: Convert to fraction form
    306,296.23/422,626.86 = 178,947.22/x
  3. Step 3: Cross multiply
    306,296.23x = 422,626.86 × 178,947.22
  4. Step 4: Simplify right side
    306,296.23x = 75,627,900,637.76
  5. Step 5: Solve for x
    x = 75,627,900,637.76/306,296.23
  6. Step 6: Final answer
    x = 246,910.98

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