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Finding the Fourth Proportional to 1,348.96, 2,023.44 and 375.15

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Solution

The fourth proportional to 1,348.96, 2,023.44 and 375.15 is: 562.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348.96 : 2,023.44 = 375.15 : x
  2. Step 2: Convert to fraction form
    1,348.96/2,023.44 = 375.15/x
  3. Step 3: Cross multiply
    1,348.96x = 2,023.44 × 375.15
  4. Step 4: Simplify right side
    1,348.96x = 759,093.52
  5. Step 5: Solve for x
    x = 759,093.52/1,348.96
  6. Step 6: Final answer
    x = 562.73

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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.