Home / 269,280.70-403,919.82-69,584.11

Finding the Fourth Proportional to 269,280.70, 403,919.82 and 69,584.11

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Solution

The fourth proportional to 269,280.70, 403,919.82 and 69,584.11 is: 104,375.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,280.70 : 403,919.82 = 69,584.11 : x
  2. Step 2: Convert to fraction form
    269,280.70/403,919.82 = 69,584.11/x
  3. Step 3: Cross multiply
    269,280.70x = 403,919.82 × 69,584.11
  4. Step 4: Simplify right side
    269,280.70x = 28,106,401,186.06
  5. Step 5: Solve for x
    x = 28,106,401,186.06/269,280.70
  6. Step 6: Final answer
    x = 104,375.85

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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.