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Finding the Fourth Proportional to 302.42, 452.67 and 234.14

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Solution

The fourth proportional to 302.42, 452.67 and 234.14 is: 350.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    302.42 : 452.67 = 234.14 : x
  2. Step 2: Convert to fraction form
    302.42/452.67 = 234.14/x
  3. Step 3: Cross multiply
    302.42x = 452.67 × 234.14
  4. Step 4: Simplify right side
    302.42x = 105,988.15
  5. Step 5: Solve for x
    x = 105,988.15/302.42
  6. Step 6: Final answer
    x = 350.47

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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.