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Finding the Fourth Proportional to 450.96, 674.88 and 335.04

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Solution

The fourth proportional to 450.96, 674.88 and 335.04 is: 501.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    450.96 : 674.88 = 335.04 : x
  2. Step 2: Convert to fraction form
    450.96/674.88 = 335.04/x
  3. Step 3: Cross multiply
    450.96x = 674.88 × 335.04
  4. Step 4: Simplify right side
    450.96x = 226,111.80
  5. Step 5: Solve for x
    x = 226,111.80/450.96
  6. Step 6: Final answer
    x = 501.40

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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.