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Finding the Fourth Proportional to 1,195.96, 1,793.99 and 374.22

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Solution

The fourth proportional to 1,195.96, 1,793.99 and 374.22 is: 561.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195.96 : 1,793.99 = 374.22 : x
  2. Step 2: Convert to fraction form
    1,195.96/1,793.99 = 374.22/x
  3. Step 3: Cross multiply
    1,195.96x = 1,793.99 × 374.22
  4. Step 4: Simplify right side
    1,195.96x = 671,337.97
  5. Step 5: Solve for x
    x = 671,337.97/1,195.96
  6. Step 6: Final answer
    x = 561.34

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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.