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Finding the Fourth Proportional to 1,199.46, 1,799.19 and 333.75

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Solution

The fourth proportional to 1,199.46, 1,799.19 and 333.75 is: 500.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199.46 : 1,799.19 = 333.75 : x
  2. Step 2: Convert to fraction form
    1,199.46/1,799.19 = 333.75/x
  3. Step 3: Cross multiply
    1,199.46x = 1,799.19 × 333.75
  4. Step 4: Simplify right side
    1,199.46x = 600,479.66
  5. Step 5: Solve for x
    x = 600,479.66/1,199.46
  6. Step 6: Final answer
    x = 500.63

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Double scale
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Similar ratio
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1.5x scale

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.