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Finding the Fourth Proportional to 1,348.44, 2,022.39 and 374.33

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Solution

The fourth proportional to 1,348.44, 2,022.39 and 374.33 is: 561.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348.44 : 2,022.39 = 374.33 : x
  2. Step 2: Convert to fraction form
    1,348.44/2,022.39 = 374.33/x
  3. Step 3: Cross multiply
    1,348.44x = 2,022.39 × 374.33
  4. Step 4: Simplify right side
    1,348.44x = 757,031.14
  5. Step 5: Solve for x
    x = 757,031.14/1,348.44
  6. Step 6: Final answer
    x = 561.41

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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.