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Finding the Fourth Proportional to 302.32, 450.88 and 296.23

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Solution

The fourth proportional to 302.32, 450.88 and 296.23 is: 441.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    302.32 : 450.88 = 296.23 : x
  2. Step 2: Convert to fraction form
    302.32/450.88 = 296.23/x
  3. Step 3: Cross multiply
    302.32x = 450.88 × 296.23
  4. Step 4: Simplify right side
    302.32x = 133,564.18
  5. Step 5: Solve for x
    x = 133,564.18/302.32
  6. Step 6: Final answer
    x = 441.80

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.