Home / 298,826.82-448,273.04-149,104.80

Finding the Fourth Proportional to 298,826.82, 448,273.04 and 149,104.80

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Solution

The fourth proportional to 298,826.82, 448,273.04 and 149,104.80 is: 223,673.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,826.82 : 448,273.04 = 149,104.80 : x
  2. Step 2: Convert to fraction form
    298,826.82/448,273.04 = 149,104.80/x
  3. Step 3: Cross multiply
    298,826.82x = 448,273.04 × 149,104.80
  4. Step 4: Simplify right side
    298,826.82x = 66,839,661,229.07
  5. Step 5: Solve for x
    x = 66,839,661,229.07/298,826.82
  6. Step 6: Final answer
    x = 223,673.57

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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.