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Finding the Fourth Proportional to 302.54, 453.50 and 200.04

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Solution

The fourth proportional to 302.54, 453.50 and 200.04 is: 299.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    302.54 : 453.50 = 200.04 : x
  2. Step 2: Convert to fraction form
    302.54/453.50 = 200.04/x
  3. Step 3: Cross multiply
    302.54x = 453.50 × 200.04
  4. Step 4: Simplify right side
    302.54x = 90,716.19
  5. Step 5: Solve for x
    x = 90,716.19/302.54
  6. Step 6: Final answer
    x = 299.85

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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.