Finding the Fourth Proportional to 394,473.60, 591,729.60 and 110,163.84
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Solution
The fourth proportional to 394,473.60, 591,729.60 and 110,163.84 is: 165,251.12
Step by Step Solution
- Step 1: Write the proportion equation
394,473.60 : 591,729.60 = 110,163.84 : x - Step 2: Convert to fraction form
394,473.60/591,729.60 = 110,163.84/x - Step 3: Cross multiply
394,473.60x = 591,729.60 × 110,163.84 - Step 4: Simplify right side
394,473.60x = 65,187,204,977.66 - Step 5: Solve for x
x = 65,187,204,977.66/394,473.60 - Step 6: Final answer
x = 165,251.12
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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.