Finding the Fourth Proportional to 324,183.42, 486,338.16 and 124,489.13
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Solution
The fourth proportional to 324,183.42, 486,338.16 and 124,489.13 is: 186,757.90
Step by Step Solution
- Step 1: Write the proportion equation
324,183.42 : 486,338.16 = 124,489.13 : x - Step 2: Convert to fraction form
324,183.42/486,338.16 = 124,489.13/x - Step 3: Cross multiply
324,183.42x = 486,338.16 × 124,489.13 - Step 4: Simplify right side
324,183.42x = 60,543,814,424.20 - Step 5: Solve for x
x = 60,543,814,424.20/324,183.42 - Step 6: Final answer
x = 186,757.90
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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.