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Finding the Fourth Proportional to 379.33, 569.16 and 184.22

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Solution

The fourth proportional to 379.33, 569.16 and 184.22 is: 276.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    379.33 : 569.16 = 184.22 : x
  2. Step 2: Convert to fraction form
    379.33/569.16 = 184.22/x
  3. Step 3: Cross multiply
    379.33x = 569.16 × 184.22
  4. Step 4: Simplify right side
    379.33x = 104,850.66
  5. Step 5: Solve for x
    x = 104,850.66/379.33
  6. Step 6: Final answer
    x = 276.41

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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.