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Finding the Fourth Proportional to 489,174.40, 733,761.60 and 173,663.20

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Solution

The fourth proportional to 489,174.40, 733,761.60 and 173,663.20 is: 260,494.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,174.40 : 733,761.60 = 173,663.20 : x
  2. Step 2: Convert to fraction form
    489,174.40/733,761.60 = 173,663.20/x
  3. Step 3: Cross multiply
    489,174.40x = 733,761.60 × 173,663.20
  4. Step 4: Simplify right side
    489,174.40x = 127,427,387,493.12
  5. Step 5: Solve for x
    x = 127,427,387,493.12/489,174.40
  6. Step 6: Final answer
    x = 260,494.80

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