Finding the Fourth Proportional to 446.48, 616.14 and 249.99
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Solution
The fourth proportional to 446.48, 616.14 and 249.99 is: 344.98
Step by Step Solution
- Step 1: Write the proportion equation
446.48 : 616.14 = 249.99 : x - Step 2: Convert to fraction form
446.48/616.14 = 249.99/x - Step 3: Cross multiply
446.48x = 616.14 × 249.99 - Step 4: Simplify right side
446.48x = 154,025.13 - Step 5: Solve for x
x = 154,025.13/446.48 - Step 6: Final answer
x = 344.98
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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.