Finding the Fourth Proportional to 299.19, 447.68 and 233.99
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Solution
The fourth proportional to 299.19, 447.68 and 233.99 is: 350.11
Step by Step Solution
- Step 1: Write the proportion equation
299.19 : 447.68 = 233.99 : x - Step 2: Convert to fraction form
299.19/447.68 = 233.99/x - Step 3: Cross multiply
299.19x = 447.68 × 233.99 - Step 4: Simplify right side
299.19x = 104,751.35 - Step 5: Solve for x
x = 104,751.35/299.19 - Step 6: Final answer
x = 350.11
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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.