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Finding the Fourth Proportional to 371.91, 562.08 and 365.52

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Solution

The fourth proportional to 371.91, 562.08 and 365.52 is: 552.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    371.91 : 562.08 = 365.52 : x
  2. Step 2: Convert to fraction form
    371.91/562.08 = 365.52/x
  3. Step 3: Cross multiply
    371.91x = 562.08 × 365.52
  4. Step 4: Simplify right side
    371.91x = 205,451.48
  5. Step 5: Solve for x
    x = 205,451.48/371.91
  6. Step 6: Final answer
    x = 552.42

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.