Home / 226,805.38-339,377.60-214,639.04

Finding the Fourth Proportional to 226,805.38, 339,377.60 and 214,639.04

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Solution

The fourth proportional to 226,805.38, 339,377.60 and 214,639.04 is: 321,172.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,805.38 : 339,377.60 = 214,639.04 : x
  2. Step 2: Convert to fraction form
    226,805.38/339,377.60 = 214,639.04/x
  3. Step 3: Cross multiply
    226,805.38x = 339,377.60 × 214,639.04
  4. Step 4: Simplify right side
    226,805.38x = 72,843,682,261.50
  5. Step 5: Solve for x
    x = 72,843,682,261.50/226,805.38
  6. Step 6: Final answer
    x = 321,172.64

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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.