Finding the Fourth Proportional to 206.15, 284.24 and 176.99
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Solution
The fourth proportional to 206.15, 284.24 and 176.99 is: 244.03
Step by Step Solution
- Step 1: Write the proportion equation
206.15 : 284.24 = 176.99 : x - Step 2: Convert to fraction form
206.15/284.24 = 176.99/x - Step 3: Cross multiply
206.15x = 284.24 × 176.99 - Step 4: Simplify right side
206.15x = 50,306.75 - Step 5: Solve for x
x = 50,306.75/206.15 - Step 6: Final answer
x = 244.03
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.