Finding the Fourth Proportional to 332,429.70, 497,942.55 and 220,163.70
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Solution
The fourth proportional to 332,429.70, 497,942.55 and 220,163.70 is: 329,780.62
Step by Step Solution
- Step 1: Write the proportion equation
332,429.70 : 497,942.55 = 220,163.70 : x - Step 2: Convert to fraction form
332,429.70/497,942.55 = 220,163.70/x - Step 3: Cross multiply
332,429.70x = 497,942.55 × 220,163.70 - Step 4: Simplify right side
332,429.70x = 109,628,874,195.44 - Step 5: Solve for x
x = 109,628,874,195.44/332,429.70 - Step 6: Final answer
x = 329,780.62
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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.