Finding the Fourth Proportional to 359,193.97, 494,776.33 and 274,163.41
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Solution
The fourth proportional to 359,193.97, 494,776.33 and 274,163.41 is: 377,649.90
Step by Step Solution
- Step 1: Write the proportion equation
359,193.97 : 494,776.33 = 274,163.41 : x - Step 2: Convert to fraction form
359,193.97/494,776.33 = 274,163.41/x - Step 3: Cross multiply
359,193.97x = 494,776.33 × 274,163.41 - Step 4: Simplify right side
359,193.97x = 135,649,567,295.32 - Step 5: Solve for x
x = 135,649,567,295.32/359,193.97 - Step 6: Final answer
x = 377,649.90
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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.