Finding the Fourth Proportional to 263,414.24, 363,512.11 and 142,555.62
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Solution
The fourth proportional to 263,414.24, 363,512.11 and 142,555.62 is: 196,727.01
Step by Step Solution
- Step 1: Write the proportion equation
263,414.24 : 363,512.11 = 142,555.62 : x - Step 2: Convert to fraction form
263,414.24/363,512.11 = 142,555.62/x - Step 3: Cross multiply
263,414.24x = 363,512.11 × 142,555.62 - Step 4: Simplify right side
263,414.24x = 51,820,694,770.95 - Step 5: Solve for x
x = 51,820,694,770.95/263,414.24 - Step 6: Final answer
x = 196,727.01
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1.5x scale
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.