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Finding the Fourth Proportional to 274,091.46, 410,706.33 and 210,835.23

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Solution

The fourth proportional to 274,091.46, 410,706.33 and 210,835.23 is: 315,921.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,091.46 : 410,706.33 = 210,835.23 : x
  2. Step 2: Convert to fraction form
    274,091.46/410,706.33 = 210,835.23/x
  3. Step 3: Cross multiply
    274,091.46x = 410,706.33 × 210,835.23
  4. Step 4: Simplify right side
    274,091.46x = 86,591,363,548.01
  5. Step 5: Solve for x
    x = 86,591,363,548.01/274,091.46
  6. Step 6: Final answer
    x = 315,921.42

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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.