Finding the Fourth Proportional to 263,276.64, 363,174.12 and 161,351.49
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Solution
The fourth proportional to 263,276.64, 363,174.12 and 161,351.49 is: 222,574.57
Step by Step Solution
- Step 1: Write the proportion equation
263,276.64 : 363,174.12 = 161,351.49 : x - Step 2: Convert to fraction form
263,276.64/363,174.12 = 161,351.49/x - Step 3: Cross multiply
263,276.64x = 363,174.12 × 161,351.49 - Step 4: Simplify right side
263,276.64x = 58,598,685,391.44 - Step 5: Solve for x
x = 58,598,685,391.44/263,276.64 - Step 6: Final answer
x = 222,574.57
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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.