Finding the Fourth Proportional to 322,142.22, 444,544.08 and 178,911.49
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Solution
The fourth proportional to 322,142.22, 444,544.08 and 178,911.49 is: 246,891.09
Step by Step Solution
- Step 1: Write the proportion equation
322,142.22 : 444,544.08 = 178,911.49 : x - Step 2: Convert to fraction form
322,142.22/444,544.08 = 178,911.49/x - Step 3: Cross multiply
322,142.22x = 444,544.08 × 178,911.49 - Step 4: Simplify right side
322,142.22x = 79,534,043,723.48 - Step 5: Solve for x
x = 79,534,043,723.48/322,142.22 - Step 6: Final answer
x = 246,891.09
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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.