Finding the Fourth Proportional to 297.62, 446.36 and 153.26
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Solution
The fourth proportional to 297.62, 446.36 and 153.26 is: 229.85
Step by Step Solution
- Step 1: Write the proportion equation
297.62 : 446.36 = 153.26 : x - Step 2: Convert to fraction form
297.62/446.36 = 153.26/x - Step 3: Cross multiply
297.62x = 446.36 × 153.26 - Step 4: Simplify right side
297.62x = 68,409.13 - Step 5: Solve for x
x = 68,409.13/297.62 - Step 6: Final answer
x = 229.85
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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.