Finding the Fourth Proportional to 673,343, 1,010,183.66 and 193,571.68
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Solution
The fourth proportional to 673,343, 1,010,183.66 and 193,571.68 is: 290,406.15
Step by Step Solution
- Step 1: Write the proportion equation
673,343 : 1,010,183.66 = 193,571.68 : x - Step 2: Convert to fraction form
673,343/1,010,183.66 = 193,571.68/x - Step 3: Cross multiply
673,343x = 1,010,183.66 × 193,571.68 - Step 4: Simplify right side
673,343x = 195,542,948,174.75 - Step 5: Solve for x
x = 195,542,948,174.75/673,343 - Step 6: Final answer
x = 290,406.15
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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.