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Finding the Fourth Proportional to 398,349.56, 597,635.22 and 173,729.72

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Solution

The fourth proportional to 398,349.56, 597,635.22 and 173,729.72 is: 260,642.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,349.56 : 597,635.22 = 173,729.72 : x
  2. Step 2: Convert to fraction form
    398,349.56/597,635.22 = 173,729.72/x
  3. Step 3: Cross multiply
    398,349.56x = 597,635.22 × 173,729.72
  4. Step 4: Simplify right side
    398,349.56x = 103,826,999,432.74
  5. Step 5: Solve for x
    x = 103,826,999,432.74/398,349.56
  6. Step 6: Final answer
    x = 260,642.94

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