Home / 226,804.38-339,376.11-214,638.04

Finding the Fourth Proportional to 226,804.38, 339,376.11 and 214,638.04

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Solution

The fourth proportional to 226,804.38, 339,376.11 and 214,638.04 is: 321,171.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,804.38 : 339,376.11 = 214,638.04 : x
  2. Step 2: Convert to fraction form
    226,804.38/339,376.11 = 214,638.04/x
  3. Step 3: Cross multiply
    226,804.38x = 339,376.11 × 214,638.04
  4. Step 4: Simplify right side
    226,804.38x = 72,843,023,073.22
  5. Step 5: Solve for x
    x = 72,843,023,073.22/226,804.38
  6. Step 6: Final answer
    x = 321,171.15

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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.