Finding the Fourth Proportional to 334,393.68, 461,419.92 and 191,163.12
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Solution
The fourth proportional to 334,393.68, 461,419.92 and 191,163.12 is: 263,780.32
Step by Step Solution
- Step 1: Write the proportion equation
334,393.68 : 461,419.92 = 191,163.12 : x - Step 2: Convert to fraction form
334,393.68/461,419.92 = 191,163.12/x - Step 3: Cross multiply
334,393.68x = 461,419.92 × 191,163.12 - Step 4: Simplify right side
334,393.68x = 88,206,471,537.35 - Step 5: Solve for x
x = 88,206,471,537.35/334,393.68 - Step 6: Final answer
x = 263,780.32
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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.