Finding the Fourth Proportional to 352,067.74, 485,853.58 and 190,922.74
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Solution
The fourth proportional to 352,067.74, 485,853.58 and 190,922.74 is: 263,473.43
Step by Step Solution
- Step 1: Write the proportion equation
352,067.74 : 485,853.58 = 190,922.74 : x - Step 2: Convert to fraction form
352,067.74/485,853.58 = 190,922.74/x - Step 3: Cross multiply
352,067.74x = 485,853.58 × 190,922.74 - Step 4: Simplify right side
352,067.74x = 92,760,496,732.41 - Step 5: Solve for x
x = 92,760,496,732.41/352,067.74 - Step 6: Final answer
x = 263,473.43
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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.