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Finding the Fourth Proportional to 367.73, 507.48 and 201.95

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Solution

The fourth proportional to 367.73, 507.48 and 201.95 is: 278.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    367.73 : 507.48 = 201.95 : x
  2. Step 2: Convert to fraction form
    367.73/507.48 = 201.95/x
  3. Step 3: Cross multiply
    367.73x = 507.48 × 201.95
  4. Step 4: Simplify right side
    367.73x = 102,484.58
  5. Step 5: Solve for x
    x = 102,484.58/367.73
  6. Step 6: Final answer
    x = 278.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.