Finding the Fourth Proportional to 333.44, 499.74 and 252.44
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Solution
The fourth proportional to 333.44, 499.74 and 252.44 is: 378.34
Step by Step Solution
- Step 1: Write the proportion equation
333.44 : 499.74 = 252.44 : x - Step 2: Convert to fraction form
333.44/499.74 = 252.44/x - Step 3: Cross multiply
333.44x = 499.74 × 252.44 - Step 4: Simplify right side
333.44x = 126,154.37 - Step 5: Solve for x
x = 126,154.37/333.44 - Step 6: Final answer
x = 378.34
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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.