Finding the Fourth Proportional to 334,427.94, 461,480.09 and 198,438.46
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Solution
The fourth proportional to 334,427.94, 461,480.09 and 198,438.46 is: 273,826.99
Step by Step Solution
- Step 1: Write the proportion equation
334,427.94 : 461,480.09 = 198,438.46 : x - Step 2: Convert to fraction form
334,427.94/461,480.09 = 198,438.46/x - Step 3: Cross multiply
334,427.94x = 461,480.09 × 198,438.46 - Step 4: Simplify right side
334,427.94x = 91,575,396,234.37 - Step 5: Solve for x
x = 91,575,396,234.37/334,427.94 - Step 6: Final answer
x = 273,826.99
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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.