Home / 853,230.55-1,279,922.38-222,149.83

Finding the Fourth Proportional to 853,230.55, 1,279,922.38 and 222,149.83

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Solution

The fourth proportional to 853,230.55, 1,279,922.38 and 222,149.83 is: 333,244.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,230.55 : 1,279,922.38 = 222,149.83 : x
  2. Step 2: Convert to fraction form
    853,230.55/1,279,922.38 = 222,149.83/x
  3. Step 3: Cross multiply
    853,230.55x = 1,279,922.38 × 222,149.83
  4. Step 4: Simplify right side
    853,230.55x = 284,334,535,375.02
  5. Step 5: Solve for x
    x = 284,334,535,375.02/853,230.55
  6. Step 6: Final answer
    x = 333,244.67

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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.