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Finding the Fourth Proportional to 367.38, 507.00 and 220.01

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Solution

The fourth proportional to 367.38, 507.00 and 220.01 is: 303.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    367.38 : 507.00 = 220.01 : x
  2. Step 2: Convert to fraction form
    367.38/507.00 = 220.01/x
  3. Step 3: Cross multiply
    367.38x = 507.00 × 220.01
  4. Step 4: Simplify right side
    367.38x = 111,543.24
  5. Step 5: Solve for x
    x = 111,543.24/367.38
  6. Step 6: Final answer
    x = 303.62

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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.