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Finding the Fourth Proportional to 489,185.30, 733,850.85 and 173,615.78

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Solution

The fourth proportional to 489,185.30, 733,850.85 and 173,615.78 is: 260,449.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,185.30 : 733,850.85 = 173,615.78 : x
  2. Step 2: Convert to fraction form
    489,185.30/733,850.85 = 173,615.78/x
  3. Step 3: Cross multiply
    489,185.30x = 733,850.85 × 173,615.78
  4. Step 4: Simplify right side
    489,185.30x = 127,408,087,726.41
  5. Step 5: Solve for x
    x = 127,408,087,726.41/489,185.30
  6. Step 6: Final answer
    x = 260,449.54

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