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Finding the Fourth Proportional to 367.41, 507.03 and 220.06

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Solution

The fourth proportional to 367.41, 507.03 and 220.06 is: 303.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    367.41 : 507.03 = 220.06 : x
  2. Step 2: Convert to fraction form
    367.41/507.03 = 220.06/x
  3. Step 3: Cross multiply
    367.41x = 507.03 × 220.06
  4. Step 4: Simplify right side
    367.41x = 111,575.75
  5. Step 5: Solve for x
    x = 111,575.75/367.41
  6. Step 6: Final answer
    x = 303.68

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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.