Finding the Fourth Proportional to 351,793.53, 485,296.68 and 222,514.26
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Solution
The fourth proportional to 351,793.53, 485,296.68 and 222,514.26 is: 306,956.84
Step by Step Solution
- Step 1: Write the proportion equation
351,793.53 : 485,296.68 = 222,514.26 : x - Step 2: Convert to fraction form
351,793.53/485,296.68 = 222,514.26/x - Step 3: Cross multiply
351,793.53x = 485,296.68 × 222,514.26 - Step 4: Simplify right side
351,793.53x = 107,985,431,630.66 - Step 5: Solve for x
x = 107,985,431,630.66/351,793.53 - Step 6: Final answer
x = 306,956.84
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.