Finding the Fourth Proportional to 352.60, 528.62 and 236.69
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Solution
The fourth proportional to 352.60, 528.62 and 236.69 is: 354.85
Step by Step Solution
- Step 1: Write the proportion equation
352.60 : 528.62 = 236.69 : x - Step 2: Convert to fraction form
352.60/528.62 = 236.69/x - Step 3: Cross multiply
352.60x = 528.62 × 236.69 - Step 4: Simplify right side
352.60x = 125,119.21 - Step 5: Solve for x
x = 125,119.21/352.60 - Step 6: Final answer
x = 354.85
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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.