Home / 981,056.19-1,471,584.97-271,084.92

Finding the Fourth Proportional to 981,056.19, 1,471,584.97 and 271,084.92

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Solution

The fourth proportional to 981,056.19, 1,471,584.97 and 271,084.92 is: 406,627.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,056.19 : 1,471,584.97 = 271,084.92 : x
  2. Step 2: Convert to fraction form
    981,056.19/1,471,584.97 = 271,084.92/x
  3. Step 3: Cross multiply
    981,056.19x = 1,471,584.97 × 271,084.92
  4. Step 4: Simplify right side
    981,056.19x = 398,924,493,865.65
  5. Step 5: Solve for x
    x = 398,924,493,865.65/981,056.19
  6. Step 6: Final answer
    x = 406,627.57

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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.