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Finding the Fourth Proportional to 354,725.76, 489,531.87 and 193,591.18

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Solution

The fourth proportional to 354,725.76, 489,531.87 and 193,591.18 is: 267,161.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,725.76 : 489,531.87 = 193,591.18 : x
  2. Step 2: Convert to fraction form
    354,725.76/489,531.87 = 193,591.18/x
  3. Step 3: Cross multiply
    354,725.76x = 489,531.87 × 193,591.18
  4. Step 4: Simplify right side
    354,725.76x = 94,769,048,945.29
  5. Step 5: Solve for x
    x = 94,769,048,945.29/354,725.76
  6. Step 6: Final answer
    x = 267,161.45

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