Finding the Fourth Proportional to 297.38, 446.11 and 270.99
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Solution
The fourth proportional to 297.38, 446.11 and 270.99 is: 406.52
Step by Step Solution
- Step 1: Write the proportion equation
297.38 : 446.11 = 270.99 : x - Step 2: Convert to fraction form
297.38/446.11 = 270.99/x - Step 3: Cross multiply
297.38x = 446.11 × 270.99 - Step 4: Simplify right side
297.38x = 120,890.67 - Step 5: Solve for x
x = 120,890.67/297.38 - Step 6: Final answer
x = 406.52
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.