Finding the Fourth Proportional to 491,497.74, 737,375.54 and 154,524.78
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Solution
The fourth proportional to 491,497.74, 737,375.54 and 154,524.78 is: 231,827.70
Step by Step Solution
- Step 1: Write the proportion equation
491,497.74 : 737,375.54 = 154,524.78 : x - Step 2: Convert to fraction form
491,497.74/737,375.54 = 154,524.78/x - Step 3: Cross multiply
491,497.74x = 737,375.54 × 154,524.78 - Step 4: Simplify right side
491,497.74x = 113,942,792,323.26 - Step 5: Solve for x
x = 113,942,792,323.26/491,497.74 - Step 6: Final answer
x = 231,827.70
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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.