Finding the Fourth Proportional to 324,183.92, 486,338.91 and 124,489.63
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Solution
The fourth proportional to 324,183.92, 486,338.91 and 124,489.63 is: 186,758.65
Step by Step Solution
- Step 1: Write the proportion equation
324,183.92 : 486,338.91 = 124,489.63 : x - Step 2: Convert to fraction form
324,183.92/486,338.91 = 124,489.63/x - Step 3: Cross multiply
324,183.92x = 486,338.91 × 124,489.63 - Step 4: Simplify right side
324,183.92x = 60,544,150,960.50 - Step 5: Solve for x
x = 60,544,150,960.50/324,183.92 - Step 6: Final answer
x = 186,758.65
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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.