Finding the Fourth Proportional to 324,874.50, 486,361.50 and 189,524.70
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Solution
The fourth proportional to 324,874.50, 486,361.50 and 189,524.70 is: 283,732.69
Step by Step Solution
- Step 1: Write the proportion equation
324,874.50 : 486,361.50 = 189,524.70 : x - Step 2: Convert to fraction form
324,874.50/486,361.50 = 189,524.70/x - Step 3: Cross multiply
324,874.50x = 486,361.50 × 189,524.70 - Step 4: Simplify right side
324,874.50x = 92,177,517,379.05 - Step 5: Solve for x
x = 92,177,517,379.05/324,874.50 - Step 6: Final answer
x = 283,732.69
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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.