Finding the Fourth Proportional to 694,872.62, 958,787.84 and 436,599.92
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Solution
The fourth proportional to 694,872.62, 958,787.84 and 436,599.92 is: 602,422.20
Step by Step Solution
- Step 1: Write the proportion equation
694,872.62 : 958,787.84 = 436,599.92 : x - Step 2: Convert to fraction form
694,872.62/958,787.84 = 436,599.92/x - Step 3: Cross multiply
694,872.62x = 958,787.84 × 436,599.92 - Step 4: Simplify right side
694,872.62x = 418,606,694,240.97 - Step 5: Solve for x
x = 418,606,694,240.97/694,872.62 - Step 6: Final answer
x = 602,422.20
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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.