Home / 226,814.68-339,391.53-214,648.30

Finding the Fourth Proportional to 226,814.68, 339,391.53 and 214,648.30

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Solution

The fourth proportional to 226,814.68, 339,391.53 and 214,648.30 is: 321,186.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,814.68 : 339,391.53 = 214,648.30 : x
  2. Step 2: Convert to fraction form
    226,814.68/339,391.53 = 214,648.30/x
  3. Step 3: Cross multiply
    226,814.68x = 339,391.53 × 214,648.30
  4. Step 4: Simplify right side
    226,814.68x = 72,849,814,948.90
  5. Step 5: Solve for x
    x = 72,849,814,948.90/226,814.68
  6. Step 6: Final answer
    x = 321,186.51

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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.