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Finding the Fourth Proportional to 638,546.96, 957,785.88 and 195,314.96

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Solution

The fourth proportional to 638,546.96, 957,785.88 and 195,314.96 is: 292,961.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    638,546.96 : 957,785.88 = 195,314.96 : x
  2. Step 2: Convert to fraction form
    638,546.96/957,785.88 = 195,314.96/x
  3. Step 3: Cross multiply
    638,546.96x = 957,785.88 × 195,314.96
  4. Step 4: Simplify right side
    638,546.96x = 187,069,910,840.77
  5. Step 5: Solve for x
    x = 187,069,910,840.77/638,546.96
  6. Step 6: Final answer
    x = 292,961.87

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