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Finding the Fourth Proportional to 368.20, 508.38 and 244.03

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Solution

The fourth proportional to 368.20, 508.38 and 244.03 is: 336.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    368.20 : 508.38 = 244.03 : x
  2. Step 2: Convert to fraction form
    368.20/508.38 = 244.03/x
  3. Step 3: Cross multiply
    368.20x = 508.38 × 244.03
  4. Step 4: Simplify right side
    368.20x = 124,059.97
  5. Step 5: Solve for x
    x = 124,059.97/368.20
  6. Step 6: Final answer
    x = 336.94

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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.