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Finding the Fourth Proportional to 492,369.17, 679,449.69 and 277,553.72

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Solution

The fourth proportional to 492,369.17, 679,449.69 and 277,553.72 is: 383,012.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,369.17 : 679,449.69 = 277,553.72 : x
  2. Step 2: Convert to fraction form
    492,369.17/679,449.69 = 277,553.72/x
  3. Step 3: Cross multiply
    492,369.17x = 679,449.69 × 277,553.72
  4. Step 4: Simplify right side
    492,369.17x = 188,583,789,012.35
  5. Step 5: Solve for x
    x = 188,583,789,012.35/492,369.17
  6. Step 6: Final answer
    x = 383,012.99

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