Finding the Fourth Proportional to 324,162.09, 447,344.22 and 180,922.10
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Solution
The fourth proportional to 324,162.09, 447,344.22 and 180,922.10 is: 249,672.79
Step by Step Solution
- Step 1: Write the proportion equation
324,162.09 : 447,344.22 = 180,922.10 : x - Step 2: Convert to fraction form
324,162.09/447,344.22 = 180,922.10/x - Step 3: Cross multiply
324,162.09x = 447,344.22 × 180,922.10 - Step 4: Simplify right side
324,162.09x = 80,934,453,468.54 - Step 5: Solve for x
x = 80,934,453,468.54/324,162.09 - Step 6: Final answer
x = 249,672.79
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.