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Finding the Fourth Proportional to 557,680.06, 769,603.09 and 303,031.25

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Solution

The fourth proportional to 557,680.06, 769,603.09 and 303,031.25 is: 418,185.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,680.06 : 769,603.09 = 303,031.25 : x
  2. Step 2: Convert to fraction form
    557,680.06/769,603.09 = 303,031.25/x
  3. Step 3: Cross multiply
    557,680.06x = 769,603.09 × 303,031.25
  4. Step 4: Simplify right side
    557,680.06x = 233,213,781,760.97
  5. Step 5: Solve for x
    x = 233,213,781,760.97/557,680.06
  6. Step 6: Final answer
    x = 418,185.62

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