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Finding the Fourth Proportional to 489,182.40, 733,190.40 and 204,872.40

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Solution

The fourth proportional to 489,182.40, 733,190.40 and 204,872.40 is: 307,064.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,182.40 : 733,190.40 = 204,872.40 : x
  2. Step 2: Convert to fraction form
    489,182.40/733,190.40 = 204,872.40/x
  3. Step 3: Cross multiply
    489,182.40x = 733,190.40 × 204,872.40
  4. Step 4: Simplify right side
    489,182.40x = 150,210,476,904.96
  5. Step 5: Solve for x
    x = 150,210,476,904.96/489,182.40
  6. Step 6: Final answer
    x = 307,064.35

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