Finding the Fourth Proportional to 446.55, 616.17 and 249.99
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Solution
The fourth proportional to 446.55, 616.17 and 249.99 is: 344.95
Step by Step Solution
- Step 1: Write the proportion equation
446.55 : 616.17 = 249.99 : x - Step 2: Convert to fraction form
446.55/616.17 = 249.99/x - Step 3: Cross multiply
446.55x = 616.17 × 249.99 - Step 4: Simplify right side
446.55x = 154,036.34 - Step 5: Solve for x
x = 154,036.34/446.55 - Step 6: Final answer
x = 344.95
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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.