Finding the Fourth Proportional to 321,704.92, 444,006.00 and 178,511.09
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Solution
The fourth proportional to 321,704.92, 444,006.00 and 178,511.09 is: 246,374.84
Step by Step Solution
- Step 1: Write the proportion equation
321,704.92 : 444,006.00 = 178,511.09 : x - Step 2: Convert to fraction form
321,704.92/444,006.00 = 178,511.09/x - Step 3: Cross multiply
321,704.92x = 444,006.00 × 178,511.09 - Step 4: Simplify right side
321,704.92x = 79,259,995,472.82 - Step 5: Solve for x
x = 79,259,995,472.82/321,704.92 - Step 6: Final answer
x = 246,374.84
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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.