Finding the Fourth Proportional to 341,162.07, 511,524.13 and 141,620.19
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Solution
The fourth proportional to 341,162.07, 511,524.13 and 141,620.19 is: 212,339.39
Step by Step Solution
- Step 1: Write the proportion equation
341,162.07 : 511,524.13 = 141,620.19 : x - Step 2: Convert to fraction form
341,162.07/511,524.13 = 141,620.19/x - Step 3: Cross multiply
341,162.07x = 511,524.13 × 141,620.19 - Step 4: Simplify right side
341,162.07x = 72,442,144,480.18 - Step 5: Solve for x
x = 72,442,144,480.18/341,162.07 - Step 6: Final answer
x = 212,339.39
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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.