Finding the Fourth Proportional to 486,224.54, 729,310.45 and 149,265.26
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Solution
The fourth proportional to 486,224.54, 729,310.45 and 149,265.26 is: 223,889.80
Step by Step Solution
- Step 1: Write the proportion equation
486,224.54 : 729,310.45 = 149,265.26 : x - Step 2: Convert to fraction form
486,224.54/729,310.45 = 149,265.26/x - Step 3: Cross multiply
486,224.54x = 729,310.45 × 149,265.26 - Step 4: Simplify right side
486,224.54x = 108,860,713,939.97 - Step 5: Solve for x
x = 108,860,713,939.97/486,224.54 - Step 6: Final answer
x = 223,889.80
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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.