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Finding the Fourth Proportional to 364.38, 503.04 and 240.24

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Solution

The fourth proportional to 364.38, 503.04 and 240.24 is: 331.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    364.38 : 503.04 = 240.24 : x
  2. Step 2: Convert to fraction form
    364.38/503.04 = 240.24/x
  3. Step 3: Cross multiply
    364.38x = 503.04 × 240.24
  4. Step 4: Simplify right side
    364.38x = 120,850.33
  5. Step 5: Solve for x
    x = 120,850.33/364.38
  6. Step 6: Final answer
    x = 331.66

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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.