Finding the Fourth Proportional to 557,331.61, 835,992.97 and 331,194.44
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Solution
The fourth proportional to 557,331.61, 835,992.97 and 331,194.44 is: 496,789.02
Step by Step Solution
- Step 1: Write the proportion equation
557,331.61 : 835,992.97 = 331,194.44 : x - Step 2: Convert to fraction form
557,331.61/835,992.97 = 331,194.44/x - Step 3: Cross multiply
557,331.61x = 835,992.97 × 331,194.44 - Step 4: Simplify right side
557,331.61x = 276,876,221,516.73 - Step 5: Solve for x
x = 276,876,221,516.73/557,331.61 - Step 6: Final answer
x = 496,789.02
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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.