Finding the Fourth Proportional to 301.18, 450.75 and 249.44
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Solution
The fourth proportional to 301.18, 450.75 and 249.44 is: 373.32
Step by Step Solution
- Step 1: Write the proportion equation
301.18 : 450.75 = 249.44 : x - Step 2: Convert to fraction form
301.18/450.75 = 249.44/x - Step 3: Cross multiply
301.18x = 450.75 × 249.44 - Step 4: Simplify right side
301.18x = 112,435.08 - Step 5: Solve for x
x = 112,435.08/301.18 - Step 6: Final answer
x = 373.32
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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.