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Finding the Fourth Proportional to 394,490.70, 591,736.05 and 173,306.70

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Solution

The fourth proportional to 394,490.70, 591,736.05 and 173,306.70 is: 259,960.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,490.70 : 591,736.05 = 173,306.70 : x
  2. Step 2: Convert to fraction form
    394,490.70/591,736.05 = 173,306.70/x
  3. Step 3: Cross multiply
    394,490.70x = 591,736.05 × 173,306.70
  4. Step 4: Simplify right side
    394,490.70x = 102,551,822,096.54
  5. Step 5: Solve for x
    x = 102,551,822,096.54/394,490.70
  6. Step 6: Final answer
    x = 259,960.05

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