Finding the Fourth Proportional to 494,440.14, 741,414.61 and 157,436.80
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Solution
The fourth proportional to 494,440.14, 741,414.61 and 157,436.80 is: 236,077.00
Step by Step Solution
- Step 1: Write the proportion equation
494,440.14 : 741,414.61 = 157,436.80 : x - Step 2: Convert to fraction form
494,440.14/741,414.61 = 157,436.80/x - Step 3: Cross multiply
494,440.14x = 741,414.61 × 157,436.80 - Step 4: Simplify right side
494,440.14x = 116,725,943,671.65 - Step 5: Solve for x
x = 116,725,943,671.65/494,440.14 - Step 6: Final answer
x = 236,077.00
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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.