Finding the Fourth Proportional to 618,625.44, 853,704.72 and 350,353.44
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Solution
The fourth proportional to 618,625.44, 853,704.72 and 350,353.44 is: 483,488.66
Step by Step Solution
- Step 1: Write the proportion equation
618,625.44 : 853,704.72 = 350,353.44 : x - Step 2: Convert to fraction form
618,625.44/853,704.72 = 350,353.44/x - Step 3: Cross multiply
618,625.44x = 853,704.72 × 350,353.44 - Step 4: Simplify right side
618,625.44x = 299,098,385,396.24 - Step 5: Solve for x
x = 299,098,385,396.24/618,625.44 - Step 6: Final answer
x = 483,488.66
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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.