Finding the Fourth Proportional to 365,743.09, 504,705.81 and 202,392.42
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Solution
The fourth proportional to 365,743.09, 504,705.81 and 202,392.42 is: 279,290.66
Step by Step Solution
- Step 1: Write the proportion equation
365,743.09 : 504,705.81 = 202,392.42 : x - Step 2: Convert to fraction form
365,743.09/504,705.81 = 202,392.42/x - Step 3: Cross multiply
365,743.09x = 504,705.81 × 202,392.42 - Step 4: Simplify right side
365,743.09x = 102,148,630,273.96 - Step 5: Solve for x
x = 102,148,630,273.96/365,743.09 - Step 6: Final answer
x = 279,290.66
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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.