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Finding the Fourth Proportional to 301.94, 452.92 and 262.24

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Solution

The fourth proportional to 301.94, 452.92 and 262.24 is: 393.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    301.94 : 452.92 = 262.24 : x
  2. Step 2: Convert to fraction form
    301.94/452.92 = 262.24/x
  3. Step 3: Cross multiply
    301.94x = 452.92 × 262.24
  4. Step 4: Simplify right side
    301.94x = 118,773.74
  5. Step 5: Solve for x
    x = 118,773.74/301.94
  6. Step 6: Final answer
    x = 393.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.