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Finding the Fourth Proportional to 302.13, 453.42 and 233.82

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Solution

The fourth proportional to 302.13, 453.42 and 233.82 is: 350.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    302.13 : 453.42 = 233.82 : x
  2. Step 2: Convert to fraction form
    302.13/453.42 = 233.82/x
  3. Step 3: Cross multiply
    302.13x = 453.42 × 233.82
  4. Step 4: Simplify right side
    302.13x = 106,018.66
  5. Step 5: Solve for x
    x = 106,018.66/302.13
  6. Step 6: Final answer
    x = 350.90

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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.