Finding the Fourth Proportional to 394,423.19, 591,734.26 and 110,113.49
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Solution
The fourth proportional to 394,423.19, 591,734.26 and 110,113.49 is: 165,198.01
Step by Step Solution
- Step 1: Write the proportion equation
394,423.19 : 591,734.26 = 110,113.49 : x - Step 2: Convert to fraction form
394,423.19/591,734.26 = 110,113.49/x - Step 3: Cross multiply
394,423.19x = 591,734.26 × 110,113.49 - Step 4: Simplify right side
394,423.19x = 65,157,926,138.14 - Step 5: Solve for x
x = 65,157,926,138.14/394,423.19 - Step 6: Final answer
x = 165,198.01
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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.