Home / 269,172.09-403,093.35-200,619.27

Finding the Fourth Proportional to 269,172.09, 403,093.35 and 200,619.27

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Solution

The fourth proportional to 269,172.09, 403,093.35 and 200,619.27 is: 300,433.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,172.09 : 403,093.35 = 200,619.27 : x
  2. Step 2: Convert to fraction form
    269,172.09/403,093.35 = 200,619.27/x
  3. Step 3: Cross multiply
    269,172.09x = 403,093.35 × 200,619.27
  4. Step 4: Simplify right side
    269,172.09x = 80,868,293,618.85
  5. Step 5: Solve for x
    x = 80,868,293,618.85/269,172.09
  6. Step 6: Final answer
    x = 300,433.43

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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.