Finding the Fourth Proportional to 340,791.26, 511,414.40 and 119,175.26
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Solution
The fourth proportional to 340,791.26, 511,414.40 and 119,175.26 is: 178,842.45
Step by Step Solution
- Step 1: Write the proportion equation
340,791.26 : 511,414.40 = 119,175.26 : x - Step 2: Convert to fraction form
340,791.26/511,414.40 = 119,175.26/x - Step 3: Cross multiply
340,791.26x = 511,414.40 × 119,175.26 - Step 4: Simplify right side
340,791.26x = 60,947,941,828.61 - Step 5: Solve for x
x = 60,947,941,828.61/340,791.26 - Step 6: Final answer
x = 178,842.45
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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.