Finding the Fourth Proportional to 585,778.24, 878,745.94 and 206,609.84
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Solution
The fourth proportional to 585,778.24, 878,745.94 and 206,609.84 is: 309,942.48
Step by Step Solution
- Step 1: Write the proportion equation
585,778.24 : 878,745.94 = 206,609.84 : x - Step 2: Convert to fraction form
585,778.24/878,745.94 = 206,609.84/x - Step 3: Cross multiply
585,778.24x = 878,745.94 × 206,609.84 - Step 4: Simplify right side
585,778.24x = 181,557,558,064.05 - Step 5: Solve for x
x = 181,557,558,064.05/585,778.24 - Step 6: Final answer
x = 309,942.48
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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.