Finding the Fourth Proportional to 863,135.88, 1,294,649.59 and 264,049.44
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Solution
The fourth proportional to 863,135.88, 1,294,649.59 and 264,049.44 is: 396,057.56
Step by Step Solution
- Step 1: Write the proportion equation
863,135.88 : 1,294,649.59 = 264,049.44 : x - Step 2: Convert to fraction form
863,135.88/1,294,649.59 = 264,049.44/x - Step 3: Cross multiply
863,135.88x = 1,294,649.59 × 264,049.44 - Step 4: Simplify right side
863,135.88x = 341,851,491,442.23 - Step 5: Solve for x
x = 341,851,491,442.23/863,135.88 - Step 6: Final answer
x = 396,057.56
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.