Finding the Fourth Proportional to 271,838.80, 406,951.80 and 202,027.60
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Solution
The fourth proportional to 271,838.80, 406,951.80 and 202,027.60 is: 302,442.09
Step by Step Solution
- Step 1: Write the proportion equation
271,838.80 : 406,951.80 = 202,027.60 : x - Step 2: Convert to fraction form
271,838.80/406,951.80 = 202,027.60/x - Step 3: Cross multiply
271,838.80x = 406,951.80 × 202,027.60 - Step 4: Simplify right side
271,838.80x = 82,215,495,469.68 - Step 5: Solve for x
x = 82,215,495,469.68/271,838.80 - Step 6: Final answer
x = 302,442.09
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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.