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Finding the Fourth Proportional to 302.02, 452.67 and 229.66

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Solution

The fourth proportional to 302.02, 452.67 and 229.66 is: 344.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    302.02 : 452.67 = 229.66 : x
  2. Step 2: Convert to fraction form
    302.02/452.67 = 229.66/x
  3. Step 3: Cross multiply
    302.02x = 452.67 × 229.66
  4. Step 4: Simplify right side
    302.02x = 103,960.19
  5. Step 5: Solve for x
    x = 103,960.19/302.02
  6. Step 6: Final answer
    x = 344.22

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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.