Finding the Fourth Proportional to 582,324.21, 872,596.94 and 392,081.94
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Solution
The fourth proportional to 582,324.21, 872,596.94 and 392,081.94 is: 587,524.09
Step by Step Solution
- Step 1: Write the proportion equation
582,324.21 : 872,596.94 = 392,081.94 : x - Step 2: Convert to fraction form
582,324.21/872,596.94 = 392,081.94/x - Step 3: Cross multiply
582,324.21x = 872,596.94 × 392,081.94 - Step 4: Simplify right side
582,324.21x = 342,129,499,112.85 - Step 5: Solve for x
x = 342,129,499,112.85/582,324.21 - Step 6: Final answer
x = 587,524.09
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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.