Finding the Fourth Proportional to 445,006.44, 667,435.77 and 160,642.44
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Solution
The fourth proportional to 445,006.44, 667,435.77 and 160,642.44 is: 240,936.99
Step by Step Solution
- Step 1: Write the proportion equation
445,006.44 : 667,435.77 = 160,642.44 : x - Step 2: Convert to fraction form
445,006.44/667,435.77 = 160,642.44/x - Step 3: Cross multiply
445,006.44x = 667,435.77 × 160,642.44 - Step 4: Simplify right side
445,006.44x = 107,218,510,636.08 - Step 5: Solve for x
x = 107,218,510,636.08/445,006.44 - Step 6: Final answer
x = 240,936.99
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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.