Finding the Fourth Proportional to 595,161.92, 821,339.49 and 350,163.78
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Solution
The fourth proportional to 595,161.92, 821,339.49 and 350,163.78 is: 483,235.45
Step by Step Solution
- Step 1: Write the proportion equation
595,161.92 : 821,339.49 = 350,163.78 : x - Step 2: Convert to fraction form
595,161.92/821,339.49 = 350,163.78/x - Step 3: Cross multiply
595,161.92x = 821,339.49 × 350,163.78 - Step 4: Simplify right side
595,161.92x = 287,603,340,481.67 - Step 5: Solve for x
x = 287,603,340,481.67/595,161.92 - Step 6: Final answer
x = 483,235.45
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1.5x scale
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.