Finding the Fourth Proportional to 450.24, 674.08 and 233.44
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Solution
The fourth proportional to 450.24, 674.08 and 233.44 is: 349.50
Step by Step Solution
- Step 1: Write the proportion equation
450.24 : 674.08 = 233.44 : x - Step 2: Convert to fraction form
450.24/674.08 = 233.44/x - Step 3: Cross multiply
450.24x = 674.08 × 233.44 - Step 4: Simplify right side
450.24x = 157,357.24 - Step 5: Solve for x
x = 157,357.24/450.24 - Step 6: Final answer
x = 349.50
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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.