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Finding the Fourth Proportional to 367.94, 554.43 and 304.37

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Solution

The fourth proportional to 367.94, 554.43 and 304.37 is: 458.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    367.94 : 554.43 = 304.37 : x
  2. Step 2: Convert to fraction form
    367.94/554.43 = 304.37/x
  3. Step 3: Cross multiply
    367.94x = 554.43 × 304.37
  4. Step 4: Simplify right side
    367.94x = 168,749.09
  5. Step 5: Solve for x
    x = 168,749.09/367.94
  6. Step 6: Final answer
    x = 458.64

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.