Finding the Fourth Proportional to 471,102.39, 650,062.26 and 318,472.70
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Solution
The fourth proportional to 471,102.39, 650,062.26 and 318,472.70 is: 439,452.41
Step by Step Solution
- Step 1: Write the proportion equation
471,102.39 : 650,062.26 = 318,472.70 : x - Step 2: Convert to fraction form
471,102.39/650,062.26 = 318,472.70/x - Step 3: Cross multiply
471,102.39x = 650,062.26 × 318,472.70 - Step 4: Simplify right side
471,102.39x = 207,027,079,859.99 - Step 5: Solve for x
x = 207,027,079,859.99/471,102.39 - Step 6: Final answer
x = 439,452.41
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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.