Home / 699,596.82-1,049,578.51-219,805.24

Finding the Fourth Proportional to 699,596.82, 1,049,578.51 and 219,805.24

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Solution

The fourth proportional to 699,596.82, 1,049,578.51 and 219,805.24 is: 329,765.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,596.82 : 1,049,578.51 = 219,805.24 : x
  2. Step 2: Convert to fraction form
    699,596.82/1,049,578.51 = 219,805.24/x
  3. Step 3: Cross multiply
    699,596.82x = 1,049,578.51 × 219,805.24
  4. Step 4: Simplify right side
    699,596.82x = 230,702,856,289.39
  5. Step 5: Solve for x
    x = 230,702,856,289.39/699,596.82
  6. Step 6: Final answer
    x = 329,765.44

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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.