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Finding the Fourth Proportional to 375,920.46, 518,760.99 and 203,828.94

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Solution

The fourth proportional to 375,920.46, 518,760.99 and 203,828.94 is: 281,278.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,920.46 : 518,760.99 = 203,828.94 : x
  2. Step 2: Convert to fraction form
    375,920.46/518,760.99 = 203,828.94/x
  3. Step 3: Cross multiply
    375,920.46x = 518,760.99 × 203,828.94
  4. Step 4: Simplify right side
    375,920.46x = 105,738,502,705.05
  5. Step 5: Solve for x
    x = 105,738,502,705.05/375,920.46
  6. Step 6: Final answer
    x = 281,278.92

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