Finding the Fourth Proportional to 672,473.68, 1,008,708.68 and 199,195.92
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Solution
The fourth proportional to 672,473.68, 1,008,708.68 and 199,195.92 is: 298,793.33
Step by Step Solution
- Step 1: Write the proportion equation
672,473.68 : 1,008,708.68 = 199,195.92 : x - Step 2: Convert to fraction form
672,473.68/1,008,708.68 = 199,195.92/x - Step 3: Cross multiply
672,473.68x = 1,008,708.68 × 199,195.92 - Step 4: Simplify right side
672,473.68x = 200,930,653,524.59 - Step 5: Solve for x
x = 200,930,653,524.59/672,473.68 - Step 6: Final answer
x = 298,793.33
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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.