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Finding the Fourth Proportional to 412,751.62, 569,387.52 and 269,595.46

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Solution

The fourth proportional to 412,751.62, 569,387.52 and 269,595.46 is: 371,904.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,751.62 : 569,387.52 = 269,595.46 : x
  2. Step 2: Convert to fraction form
    412,751.62/569,387.52 = 269,595.46/x
  3. Step 3: Cross multiply
    412,751.62x = 569,387.52 × 269,595.46
  4. Step 4: Simplify right side
    412,751.62x = 153,504,290,372.66
  5. Step 5: Solve for x
    x = 153,504,290,372.66/412,751.62
  6. Step 6: Final answer
    x = 371,904.76

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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.