Home / 756,067.70-1,134,101.55-282,691.55

Finding the Fourth Proportional to 756,067.70, 1,134,101.55 and 282,691.55

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Solution

The fourth proportional to 756,067.70, 1,134,101.55 and 282,691.55 is: 424,037.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,067.70 : 1,134,101.55 = 282,691.55 : x
  2. Step 2: Convert to fraction form
    756,067.70/1,134,101.55 = 282,691.55/x
  3. Step 3: Cross multiply
    756,067.70x = 1,134,101.55 × 282,691.55
  4. Step 4: Simplify right side
    756,067.70x = 320,600,925,026.90
  5. Step 5: Solve for x
    x = 320,600,925,026.90/756,067.70
  6. Step 6: Final answer
    x = 424,037.33

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Double scale
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Similar ratio
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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.