Finding the Fourth Proportional to 442,194.20, 610,249.62 and 248,662.80
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Solution
The fourth proportional to 442,194.20, 610,249.62 and 248,662.80 is: 343,166.82
Step by Step Solution
- Step 1: Write the proportion equation
442,194.20 : 610,249.62 = 248,662.80 : x - Step 2: Convert to fraction form
442,194.20/610,249.62 = 248,662.80/x - Step 3: Cross multiply
442,194.20x = 610,249.62 × 248,662.80 - Step 4: Simplify right side
442,194.20x = 151,746,379,208.14 - Step 5: Solve for x
x = 151,746,379,208.14/442,194.20 - Step 6: Final answer
x = 343,166.82
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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.