Finding the Fourth Proportional to 271,708.62, 408,227.14 and 256,602.12
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Solution
The fourth proportional to 271,708.62, 408,227.14 and 256,602.12 is: 385,530.46
Step by Step Solution
- Step 1: Write the proportion equation
271,708.62 : 408,227.14 = 256,602.12 : x - Step 2: Convert to fraction form
271,708.62/408,227.14 = 256,602.12/x - Step 3: Cross multiply
271,708.62x = 408,227.14 × 256,602.12 - Step 4: Simplify right side
271,708.62x = 104,751,949,565.54 - Step 5: Solve for x
x = 104,751,949,565.54/271,708.62 - Step 6: Final answer
x = 385,530.46
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.