Finding the Fourth Proportional to 295,718.26, 408,091.18 and 161,582.26
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Solution
The fourth proportional to 295,718.26, 408,091.18 and 161,582.26 is: 222,983.51
Step by Step Solution
- Step 1: Write the proportion equation
295,718.26 : 408,091.18 = 161,582.26 : x - Step 2: Convert to fraction form
295,718.26/408,091.18 = 161,582.26/x - Step 3: Cross multiply
295,718.26x = 408,091.18 × 161,582.26 - Step 4: Simplify right side
295,718.26x = 65,940,295,150.47 - Step 5: Solve for x
x = 65,940,295,150.47/295,718.26 - Step 6: Final answer
x = 222,983.51
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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.