Finding the Fourth Proportional to 349,132.88, 481,803.69 and 198,229.88
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Solution
The fourth proportional to 349,132.88, 481,803.69 and 198,229.88 is: 273,557.42
Step by Step Solution
- Step 1: Write the proportion equation
349,132.88 : 481,803.69 = 198,229.88 : x - Step 2: Convert to fraction form
349,132.88/481,803.69 = 198,229.88/x - Step 3: Cross multiply
349,132.88x = 481,803.69 × 198,229.88 - Step 4: Simplify right side
349,132.88x = 95,507,889,600.13 - Step 5: Solve for x
x = 95,507,889,600.13/349,132.88 - Step 6: Final answer
x = 273,557.42
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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.