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Finding the Fourth Proportional to 269,896.88, 404,626.57 and 112,243.34

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Solution

The fourth proportional to 269,896.88, 404,626.57 and 112,243.34 is: 168,274.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,896.88 : 404,626.57 = 112,243.34 : x
  2. Step 2: Convert to fraction form
    269,896.88/404,626.57 = 112,243.34/x
  3. Step 3: Cross multiply
    269,896.88x = 404,626.57 × 112,243.34
  4. Step 4: Simplify right side
    269,896.88x = 45,416,637,669.54
  5. Step 5: Solve for x
    x = 45,416,637,669.54/269,896.88
  6. Step 6: Final answer
    x = 168,274.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.