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Finding the Fourth Proportional to 333.75, 500.43 and 224.19

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Solution

The fourth proportional to 333.75, 500.43 and 224.19 is: 336.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    333.75 : 500.43 = 224.19 : x
  2. Step 2: Convert to fraction form
    333.75/500.43 = 224.19/x
  3. Step 3: Cross multiply
    333.75x = 500.43 × 224.19
  4. Step 4: Simplify right side
    333.75x = 112,192.24
  5. Step 5: Solve for x
    x = 112,192.24/333.75
  6. Step 6: Final answer
    x = 336.15

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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.