Finding the Fourth Proportional to 296,841.52, 409,393.06 and 194,787.60
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Solution
The fourth proportional to 296,841.52, 409,393.06 and 194,787.60 is: 268,643.99
Step by Step Solution
- Step 1: Write the proportion equation
296,841.52 : 409,393.06 = 194,787.60 : x - Step 2: Convert to fraction form
296,841.52/409,393.06 = 194,787.60/x - Step 3: Cross multiply
296,841.52x = 409,393.06 × 194,787.60 - Step 4: Simplify right side
296,841.52x = 79,744,691,614.06 - Step 5: Solve for x
x = 79,744,691,614.06/296,841.52 - Step 6: Final answer
x = 268,643.99
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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.