Home / 705,309.42-1,057,630.66-273,229.26

Finding the Fourth Proportional to 705,309.42, 1,057,630.66 and 273,229.26

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Solution

The fourth proportional to 705,309.42, 1,057,630.66 and 273,229.26 is: 409,714.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,309.42 : 1,057,630.66 = 273,229.26 : x
  2. Step 2: Convert to fraction form
    705,309.42/1,057,630.66 = 273,229.26/x
  3. Step 3: Cross multiply
    705,309.42x = 1,057,630.66 × 273,229.26
  4. Step 4: Simplify right side
    705,309.42x = 288,975,641,678.97
  5. Step 5: Solve for x
    x = 288,975,641,678.97/705,309.42
  6. Step 6: Final answer
    x = 409,714.71

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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.