Home / 1,467.22-2,200.50-426.97

Finding the Fourth Proportional to 1,467.22, 2,200.50 and 426.97

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Solution

The fourth proportional to 1,467.22, 2,200.50 and 426.97 is: 640.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,467.22 : 2,200.50 = 426.97 : x
  2. Step 2: Convert to fraction form
    1,467.22/2,200.50 = 426.97/x
  3. Step 3: Cross multiply
    1,467.22x = 2,200.50 × 426.97
  4. Step 4: Simplify right side
    1,467.22x = 939,547.49
  5. Step 5: Solve for x
    x = 939,547.49/1,467.22
  6. Step 6: Final answer
    x = 640.36

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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.