Home / 439,299.45-658,196.94-239,759.85

Finding the Fourth Proportional to 439,299.45, 658,196.94 and 239,759.85

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Solution

The fourth proportional to 439,299.45, 658,196.94 and 239,759.85 is: 359,229.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,299.45 : 658,196.94 = 239,759.85 : x
  2. Step 2: Convert to fraction form
    439,299.45/658,196.94 = 239,759.85/x
  3. Step 3: Cross multiply
    439,299.45x = 658,196.94 × 239,759.85
  4. Step 4: Simplify right side
    439,299.45x = 157,809,199,604.86
  5. Step 5: Solve for x
    x = 157,809,199,604.86/439,299.45
  6. Step 6: Final answer
    x = 359,229.22

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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.