Home / 1,467.26-2,198.59-808.58

Finding the Fourth Proportional to 1,467.26, 2,198.59 and 808.58

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Solution

The fourth proportional to 1,467.26, 2,198.59 and 808.58 is: 1,211.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,467.26 : 2,198.59 = 808.58 : x
  2. Step 2: Convert to fraction form
    1,467.26/2,198.59 = 808.58/x
  3. Step 3: Cross multiply
    1,467.26x = 2,198.59 × 808.58
  4. Step 4: Simplify right side
    1,467.26x = 1,777,743.93
  5. Step 5: Solve for x
    x = 1,777,743.93/1,467.26
  6. Step 6: Final answer
    x = 1,211.60

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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.