Finding the Fourth Proportional to 297.67, 446.09 and 236.99
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Solution
The fourth proportional to 297.67, 446.09 and 236.99 is: 355.16
Step by Step Solution
- Step 1: Write the proportion equation
297.67 : 446.09 = 236.99 : x - Step 2: Convert to fraction form
297.67/446.09 = 236.99/x - Step 3: Cross multiply
297.67x = 446.09 × 236.99 - Step 4: Simplify right side
297.67x = 105,717.68 - Step 5: Solve for x
x = 105,717.68/297.67 - Step 6: Final answer
x = 355.16
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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.