Finding the Fourth Proportional to 589,676.40, 884,514.60 and 252,659.70
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Solution
The fourth proportional to 589,676.40, 884,514.60 and 252,659.70 is: 378,989.55
Step by Step Solution
- Step 1: Write the proportion equation
589,676.40 : 884,514.60 = 252,659.70 : x - Step 2: Convert to fraction form
589,676.40/884,514.60 = 252,659.70/x - Step 3: Cross multiply
589,676.40x = 884,514.60 × 252,659.70 - Step 4: Simplify right side
589,676.40x = 223,481,193,481.62 - Step 5: Solve for x
x = 223,481,193,481.62/589,676.40 - Step 6: Final answer
x = 378,989.55
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Similar ratio
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1.5x scale
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.