Finding the Fourth Proportional to 445,015.44, 667,449.26 and 160,651.44
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Solution
The fourth proportional to 445,015.44, 667,449.26 and 160,651.44 is: 240,950.48
Step by Step Solution
- Step 1: Write the proportion equation
445,015.44 : 667,449.26 = 160,651.44 : x - Step 2: Convert to fraction form
445,015.44/667,449.26 = 160,651.44/x - Step 3: Cross multiply
445,015.44x = 667,449.26 × 160,651.44 - Step 4: Simplify right side
445,015.44x = 107,226,684,745.93 - Step 5: Solve for x
x = 107,226,684,745.93/445,015.44 - Step 6: Final answer
x = 240,950.48
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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.