Finding the Fourth Proportional to 324,040.26, 486,060.44 and 87,382.97
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Solution
The fourth proportional to 324,040.26, 486,060.44 and 87,382.97 is: 131,074.46
Step by Step Solution
- Step 1: Write the proportion equation
324,040.26 : 486,060.44 = 87,382.97 : x - Step 2: Convert to fraction form
324,040.26/486,060.44 = 87,382.97/x - Step 3: Cross multiply
324,040.26x = 486,060.44 × 87,382.97 - Step 4: Simplify right side
324,040.26x = 42,473,402,471.02 - Step 5: Solve for x
x = 42,473,402,471.02/324,040.26 - Step 6: Final answer
x = 131,074.46
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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.