Finding the Fourth Proportional to 271,932.80, 407,092.80 and 202,121.60
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Solution
The fourth proportional to 271,932.80, 407,092.80 and 202,121.60 is: 302,583.02
Step by Step Solution
- Step 1: Write the proportion equation
271,932.80 : 407,092.80 = 202,121.60 : x - Step 2: Convert to fraction form
271,932.80/407,092.80 = 202,121.60/x - Step 3: Cross multiply
271,932.80x = 407,092.80 × 202,121.60 - Step 4: Simplify right side
271,932.80x = 82,282,248,084.48 - Step 5: Solve for x
x = 82,282,248,084.48/271,932.80 - Step 6: Final answer
x = 302,583.02
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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.