Home / 853,237.57-1,279,932.90-222,156.85

Finding the Fourth Proportional to 853,237.57, 1,279,932.90 and 222,156.85

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Solution

The fourth proportional to 853,237.57, 1,279,932.90 and 222,156.85 is: 333,255.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,237.57 : 1,279,932.90 = 222,156.85 : x
  2. Step 2: Convert to fraction form
    853,237.57/1,279,932.90 = 222,156.85/x
  3. Step 3: Cross multiply
    853,237.57x = 1,279,932.90 × 222,156.85
  4. Step 4: Simplify right side
    853,237.57x = 284,345,861,275.37
  5. Step 5: Solve for x
    x = 284,345,861,275.37/853,237.57
  6. Step 6: Final answer
    x = 333,255.20

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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.