Home / 439,578.27-658,922.99-173,235.15

Finding the Fourth Proportional to 439,578.27, 658,922.99 and 173,235.15

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Solution

The fourth proportional to 439,578.27, 658,922.99 and 173,235.15 is: 259,677.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,578.27 : 658,922.99 = 173,235.15 : x
  2. Step 2: Convert to fraction form
    439,578.27/658,922.99 = 173,235.15/x
  3. Step 3: Cross multiply
    439,578.27x = 658,922.99 × 173,235.15
  4. Step 4: Simplify right side
    439,578.27x = 114,148,622,144.92
  5. Step 5: Solve for x
    x = 114,148,622,144.92/439,578.27
  6. Step 6: Final answer
    x = 259,677.58

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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.