Home / 439,194.24-658,830.26-123,653.88

Finding the Fourth Proportional to 439,194.24, 658,830.26 and 123,653.88

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Solution

The fourth proportional to 439,194.24, 658,830.26 and 123,653.88 is: 185,491.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,194.24 : 658,830.26 = 123,653.88 : x
  2. Step 2: Convert to fraction form
    439,194.24/658,830.26 = 123,653.88/x
  3. Step 3: Cross multiply
    439,194.24x = 658,830.26 × 123,653.88
  4. Step 4: Simplify right side
    439,194.24x = 81,466,917,910.41
  5. Step 5: Solve for x
    x = 81,466,917,910.41/439,194.24
  6. Step 6: Final answer
    x = 185,491.77

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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.