Home / 1,188,231.39-1,782,452.25-335,310.57

Finding the Fourth Proportional to 1,188,231.39, 1,782,452.25 and 335,310.57

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Solution

The fourth proportional to 1,188,231.39, 1,782,452.25 and 335,310.57 is: 502,995.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,188,231.39 : 1,782,452.25 = 335,310.57 : x
  2. Step 2: Convert to fraction form
    1,188,231.39/1,782,452.25 = 335,310.57/x
  3. Step 3: Cross multiply
    1,188,231.39x = 1,782,452.25 × 335,310.57
  4. Step 4: Simplify right side
    1,188,231.39x = 597,675,079,945.28
  5. Step 5: Solve for x
    x = 597,675,079,945.28/1,188,231.39
  6. Step 6: Final answer
    x = 502,995.53

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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.