Finding the Fourth Proportional to 304,153.97, 419,592.96 and 196,758.63
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Solution
The fourth proportional to 304,153.97, 419,592.96 and 196,758.63 is: 271,436.66
Step by Step Solution
- Step 1: Write the proportion equation
304,153.97 : 419,592.96 = 196,758.63 : x - Step 2: Convert to fraction form
304,153.97/419,592.96 = 196,758.63/x - Step 3: Cross multiply
304,153.97x = 419,592.96 × 196,758.63 - Step 4: Simplify right side
304,153.97x = 82,558,535,967.24 - Step 5: Solve for x
x = 82,558,535,967.24/304,153.97 - Step 6: Final answer
x = 271,436.66
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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.