Finding the Fourth Proportional to 271,684.63, 406,996.78 and 177,906.07
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Solution
The fourth proportional to 271,684.63, 406,996.78 and 177,906.07 is: 266,511.94
Step by Step Solution
- Step 1: Write the proportion equation
271,684.63 : 406,996.78 = 177,906.07 : x - Step 2: Convert to fraction form
271,684.63/406,996.78 = 177,906.07/x - Step 3: Cross multiply
271,684.63x = 406,996.78 × 177,906.07 - Step 4: Simplify right side
271,684.63x = 72,407,197,632.45 - Step 5: Solve for x
x = 72,407,197,632.45/271,684.63 - Step 6: Final answer
x = 266,511.94
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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.