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Finding the Fourth Proportional to 503.25, 694.44 and 337.38

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Solution

The fourth proportional to 503.25, 694.44 and 337.38 is: 465.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    503.25 : 694.44 = 337.38 : x
  2. Step 2: Convert to fraction form
    503.25/694.44 = 337.38/x
  3. Step 3: Cross multiply
    503.25x = 694.44 × 337.38
  4. Step 4: Simplify right side
    503.25x = 234,290.17
  5. Step 5: Solve for x
    x = 234,290.17/503.25
  6. Step 6: Final answer
    x = 465.55

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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.