Home / 396,050.13-546,578.15-226,280.61

Finding the Fourth Proportional to 396,050.13, 546,578.15 and 226,280.61

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Solution

The fourth proportional to 396,050.13, 546,578.15 and 226,280.61 is: 312,283.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,050.13 : 546,578.15 = 226,280.61 : x
  2. Step 2: Convert to fraction form
    396,050.13/546,578.15 = 226,280.61/x
  3. Step 3: Cross multiply
    396,050.13x = 546,578.15 × 226,280.61
  4. Step 4: Simplify right side
    396,050.13x = 123,680,036,063.27
  5. Step 5: Solve for x
    x = 123,680,036,063.27/396,050.13
  6. Step 6: Final answer
    x = 312,283.79

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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.