Finding the Fourth Proportional to 486,163.77, 671,201.69 and 333,452.85
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Solution
The fourth proportional to 486,163.77, 671,201.69 and 333,452.85 is: 460,367.74
Step by Step Solution
- Step 1: Write the proportion equation
486,163.77 : 671,201.69 = 333,452.85 : x - Step 2: Convert to fraction form
486,163.77/671,201.69 = 333,452.85/x - Step 3: Cross multiply
486,163.77x = 671,201.69 × 333,452.85 - Step 4: Simplify right side
486,163.77x = 223,814,114,788.05 - Step 5: Solve for x
x = 223,814,114,788.05/486,163.77 - Step 6: Final answer
x = 460,367.74
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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.