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Finding the Fourth Proportional to 364.82, 503.64 and 254.10

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Solution

The fourth proportional to 364.82, 503.64 and 254.10 is: 350.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    364.82 : 503.64 = 254.10 : x
  2. Step 2: Convert to fraction form
    364.82/503.64 = 254.10/x
  3. Step 3: Cross multiply
    364.82x = 503.64 × 254.10
  4. Step 4: Simplify right side
    364.82x = 127,974.92
  5. Step 5: Solve for x
    x = 127,974.92/364.82
  6. Step 6: Final answer
    x = 350.79

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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.