Finding the Fourth Proportional to 252.84, 379.26 and 201.59
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Solution
The fourth proportional to 252.84, 379.26 and 201.59 is: 302.38
Step by Step Solution
- Step 1: Write the proportion equation
252.84 : 379.26 = 201.59 : x - Step 2: Convert to fraction form
252.84/379.26 = 201.59/x - Step 3: Cross multiply
252.84x = 379.26 × 201.59 - Step 4: Simplify right side
252.84x = 76,453.13 - Step 5: Solve for x
x = 76,453.13/252.84 - Step 6: Final answer
x = 302.38
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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.