Finding the Fourth Proportional to 672,475.68, 1,008,711.68 and 199,197.92
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Solution
The fourth proportional to 672,475.68, 1,008,711.68 and 199,197.92 is: 298,796.33
Step by Step Solution
- Step 1: Write the proportion equation
672,475.68 : 1,008,711.68 = 199,197.92 : x - Step 2: Convert to fraction form
672,475.68/1,008,711.68 = 199,197.92/x - Step 3: Cross multiply
672,475.68x = 1,008,711.68 × 199,197.92 - Step 4: Simplify right side
672,475.68x = 200,933,268,535.71 - Step 5: Solve for x
x = 200,933,268,535.71/672,475.68 - Step 6: Final answer
x = 298,796.33
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.