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Finding the Fourth Proportional to 367.61, 507.24 and 201.83

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Solution

The fourth proportional to 367.61, 507.24 and 201.83 is: 278.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    367.61 : 507.24 = 201.83 : x
  2. Step 2: Convert to fraction form
    367.61/507.24 = 201.83/x
  3. Step 3: Cross multiply
    367.61x = 507.24 × 201.83
  4. Step 4: Simplify right side
    367.61x = 102,373.71
  5. Step 5: Solve for x
    x = 102,373.71/367.61
  6. Step 6: Final answer
    x = 278.49

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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.