Finding the Fourth Proportional to 237.69, 356.97 and 201.66
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Solution
The fourth proportional to 237.69, 356.97 and 201.66 is: 302.86
Step by Step Solution
- Step 1: Write the proportion equation
237.69 : 356.97 = 201.66 : x - Step 2: Convert to fraction form
237.69/356.97 = 201.66/x - Step 3: Cross multiply
237.69x = 356.97 × 201.66 - Step 4: Simplify right side
237.69x = 71,986.57 - Step 5: Solve for x
x = 71,986.57/237.69 - Step 6: Final answer
x = 302.86
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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.