Home / 396,273.88-546,857.89-226,511.65

Finding the Fourth Proportional to 396,273.88, 546,857.89 and 226,511.65

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Solution

The fourth proportional to 396,273.88, 546,857.89 and 226,511.65 is: 312,586.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,273.88 : 546,857.89 = 226,511.65 : x
  2. Step 2: Convert to fraction form
    396,273.88/546,857.89 = 226,511.65/x
  3. Step 3: Cross multiply
    396,273.88x = 546,857.89 × 226,511.65
  4. Step 4: Simplify right side
    396,273.88x = 123,869,682,979.42
  5. Step 5: Solve for x
    x = 123,869,682,979.42/396,273.88
  6. Step 6: Final answer
    x = 312,586.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.