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Finding the Fourth Proportional to 333.73, 498.26 and 300.91

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Solution

The fourth proportional to 333.73, 498.26 and 300.91 is: 449.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    333.73 : 498.26 = 300.91 : x
  2. Step 2: Convert to fraction form
    333.73/498.26 = 300.91/x
  3. Step 3: Cross multiply
    333.73x = 498.26 × 300.91
  4. Step 4: Simplify right side
    333.73x = 149,931.42
  5. Step 5: Solve for x
    x = 149,931.42/333.73
  6. Step 6: Final answer
    x = 449.26

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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.