Finding the Fourth Proportional to 481,103.24, 722,213.91 and 281,566.80
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Solution
The fourth proportional to 481,103.24, 722,213.91 and 281,566.80 is: 422,677.39
Step by Step Solution
- Step 1: Write the proportion equation
481,103.24 : 722,213.91 = 281,566.80 : x - Step 2: Convert to fraction form
481,103.24/722,213.91 = 281,566.80/x - Step 3: Cross multiply
481,103.24x = 722,213.91 × 281,566.80 - Step 4: Simplify right side
481,103.24x = 203,351,459,554.19 - Step 5: Solve for x
x = 203,351,459,554.19/481,103.24 - Step 6: Final answer
x = 422,677.39
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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.