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Finding the Fourth Proportional to 247,908.30, 341,936.22 and 227,554.97

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Solution

The fourth proportional to 247,908.30, 341,936.22 and 227,554.97 is: 313,863.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,908.30 : 341,936.22 = 227,554.97 : x
  2. Step 2: Convert to fraction form
    247,908.30/341,936.22 = 227,554.97/x
  3. Step 3: Cross multiply
    247,908.30x = 341,936.22 × 227,554.97
  4. Step 4: Simplify right side
    247,908.30x = 77,809,284,509.16
  5. Step 5: Solve for x
    x = 77,809,284,509.16/247,908.30
  6. Step 6: Final answer
    x = 313,863.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.