Finding the Fourth Proportional to 342,537.92, 472,860.96 and 199,245.68
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Solution
The fourth proportional to 342,537.92, 472,860.96 and 199,245.68 is: 275,051.31
Step by Step Solution
- Step 1: Write the proportion equation
342,537.92 : 472,860.96 = 199,245.68 : x - Step 2: Convert to fraction form
342,537.92/472,860.96 = 199,245.68/x - Step 3: Cross multiply
342,537.92x = 472,860.96 × 199,245.68 - Step 4: Simplify right side
342,537.92x = 94,215,503,520.65 - Step 5: Solve for x
x = 94,215,503,520.65/342,537.92 - Step 6: Final answer
x = 275,051.31
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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.