Finding the Fourth Proportional to 363.18, 501.19 and 205.81
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Solution
The fourth proportional to 363.18, 501.19 and 205.81 is: 284.02
Step by Step Solution
- Step 1: Write the proportion equation
363.18 : 501.19 = 205.81 : x - Step 2: Convert to fraction form
363.18/501.19 = 205.81/x - Step 3: Cross multiply
363.18x = 501.19 × 205.81 - Step 4: Simplify right side
363.18x = 103,150.97 - Step 5: Solve for x
x = 103,150.97/363.18 - Step 6: Final answer
x = 284.02
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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.