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Finding the Fourth Proportional to 489,135.10, 733,921.36 and 173,818.30

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Solution

The fourth proportional to 489,135.10, 733,921.36 and 173,818.30 is: 260,805.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,135.10 : 733,921.36 = 173,818.30 : x
  2. Step 2: Convert to fraction form
    489,135.10/733,921.36 = 173,818.30/x
  3. Step 3: Cross multiply
    489,135.10x = 733,921.36 × 173,818.30
  4. Step 4: Simplify right side
    489,135.10x = 127,568,963,128.89
  5. Step 5: Solve for x
    x = 127,568,963,128.89/489,135.10
  6. Step 6: Final answer
    x = 260,805.17

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