Home / 412,725.12-569,351.04-269,568.96

Finding the Fourth Proportional to 412,725.12, 569,351.04 and 269,568.96

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Solution

The fourth proportional to 412,725.12, 569,351.04 and 269,568.96 is: 371,868.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,725.12 : 569,351.04 = 269,568.96 : x
  2. Step 2: Convert to fraction form
    412,725.12/569,351.04 = 269,568.96/x
  3. Step 3: Cross multiply
    412,725.12x = 569,351.04 × 269,568.96
  4. Step 4: Simplify right side
    412,725.12x = 153,479,367,727.72
  5. Step 5: Solve for x
    x = 153,479,367,727.72/412,725.12
  6. Step 6: Final answer
    x = 371,868.25

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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.