Home / 336,519.33-504,648.91-131,328.61

Finding the Fourth Proportional to 336,519.33, 504,648.91 and 131,328.61

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Solution

The fourth proportional to 336,519.33, 504,648.91 and 131,328.61 is: 196,942.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,519.33 : 504,648.91 = 131,328.61 : x
  2. Step 2: Convert to fraction form
    336,519.33/504,648.91 = 131,328.61/x
  3. Step 3: Cross multiply
    336,519.33x = 504,648.91 × 131,328.61
  4. Step 4: Simplify right side
    336,519.33x = 66,274,838,626.69
  5. Step 5: Solve for x
    x = 66,274,838,626.69/336,519.33
  6. Step 6: Final answer
    x = 196,942.15

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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.