Finding the Fourth Proportional to 843,861.26, 1,265,630.60 and 252,885.26
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Solution
The fourth proportional to 843,861.26, 1,265,630.60 and 252,885.26 is: 379,279.55
Step by Step Solution
- Step 1: Write the proportion equation
843,861.26 : 1,265,630.60 = 252,885.26 : x - Step 2: Convert to fraction form
843,861.26/1,265,630.60 = 252,885.26/x - Step 3: Cross multiply
843,861.26x = 1,265,630.60 × 252,885.26 - Step 4: Simplify right side
843,861.26x = 320,059,317,649.02 - Step 5: Solve for x
x = 320,059,317,649.02/843,861.26 - Step 6: Final answer
x = 379,279.55
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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.