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Finding the Fourth Proportional to 302.34, 452.89 and 233.62

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Solution

The fourth proportional to 302.34, 452.89 and 233.62 is: 349.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    302.34 : 452.89 = 233.62 : x
  2. Step 2: Convert to fraction form
    302.34/452.89 = 233.62/x
  3. Step 3: Cross multiply
    302.34x = 452.89 × 233.62
  4. Step 4: Simplify right side
    302.34x = 105,804.16
  5. Step 5: Solve for x
    x = 105,804.16/302.34
  6. Step 6: Final answer
    x = 349.95

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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.