Finding the Fourth Proportional to 269,408.75, 404,115.15 and 119,608.70
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Solution
The fourth proportional to 269,408.75, 404,115.15 and 119,608.70 is: 179,413.95
Step by Step Solution
- Step 1: Write the proportion equation
269,408.75 : 404,115.15 = 119,608.70 : x - Step 2: Convert to fraction form
269,408.75/404,115.15 = 119,608.70/x - Step 3: Cross multiply
269,408.75x = 404,115.15 × 119,608.70 - Step 4: Simplify right side
269,408.75x = 48,335,687,741.81 - Step 5: Solve for x
x = 48,335,687,741.81/269,408.75 - Step 6: Final answer
x = 179,413.95
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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.