Finding the Fourth Proportional to 332,591.16, 458,976.21 and 189,351.19
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Solution
The fourth proportional to 332,591.16, 458,976.21 and 189,351.19 is: 261,304.88
Step by Step Solution
- Step 1: Write the proportion equation
332,591.16 : 458,976.21 = 189,351.19 : x - Step 2: Convert to fraction form
332,591.16/458,976.21 = 189,351.19/x - Step 3: Cross multiply
332,591.16x = 458,976.21 × 189,351.19 - Step 4: Simplify right side
332,591.16x = 86,907,691,545.19 - Step 5: Solve for x
x = 86,907,691,545.19/332,591.16 - Step 6: Final answer
x = 261,304.88
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.