Finding the Fourth Proportional to 352,067.62, 485,853.42 and 190,922.62
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Solution
The fourth proportional to 352,067.62, 485,853.42 and 190,922.62 is: 263,473.27
Step by Step Solution
- Step 1: Write the proportion equation
352,067.62 : 485,853.42 = 190,922.62 : x - Step 2: Convert to fraction form
352,067.62/485,853.42 = 190,922.62/x - Step 3: Cross multiply
352,067.62x = 485,853.42 × 190,922.62 - Step 4: Simplify right side
352,067.62x = 92,760,405,453.09 - Step 5: Solve for x
x = 92,760,405,453.09/352,067.62 - Step 6: Final answer
x = 263,473.27
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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.