Finding the Fourth Proportional to 321,092.94, 443,108.26 and 177,862.26
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Solution
The fourth proportional to 321,092.94, 443,108.26 and 177,862.26 is: 245,449.92
Step by Step Solution
- Step 1: Write the proportion equation
321,092.94 : 443,108.26 = 177,862.26 : x - Step 2: Convert to fraction form
321,092.94/443,108.26 = 177,862.26/x - Step 3: Cross multiply
321,092.94x = 443,108.26 × 177,862.26 - Step 4: Simplify right side
321,092.94x = 78,812,235,658.96 - Step 5: Solve for x
x = 78,812,235,658.96/321,092.94 - Step 6: Final answer
x = 245,449.92
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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.