Finding the Fourth Proportional to 226.68, 341.57 and 186.99
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Solution
The fourth proportional to 226.68, 341.57 and 186.99 is: 281.76
Step by Step Solution
- Step 1: Write the proportion equation
226.68 : 341.57 = 186.99 : x - Step 2: Convert to fraction form
226.68/341.57 = 186.99/x - Step 3: Cross multiply
226.68x = 341.57 × 186.99 - Step 4: Simplify right side
226.68x = 63,869.24 - Step 5: Solve for x
x = 63,869.24/226.68 - Step 6: Final answer
x = 281.76
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.