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Finding the Fourth Proportional to 333.15, 458.67 and 293.76

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Solution

The fourth proportional to 333.15, 458.67 and 293.76 is: 404.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    333.15 : 458.67 = 293.76 : x
  2. Step 2: Convert to fraction form
    333.15/458.67 = 293.76/x
  3. Step 3: Cross multiply
    333.15x = 458.67 × 293.76
  4. Step 4: Simplify right side
    333.15x = 134,738.90
  5. Step 5: Solve for x
    x = 134,738.90/333.15
  6. Step 6: Final answer
    x = 404.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.