Finding the Fourth Proportional to 323,398.85, 446,290.97 and 180,163.98
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Solution
The fourth proportional to 323,398.85, 446,290.97 and 180,163.98 is: 248,626.60
Step by Step Solution
- Step 1: Write the proportion equation
323,398.85 : 446,290.97 = 180,163.98 : x - Step 2: Convert to fraction form
323,398.85/446,290.97 = 180,163.98/x - Step 3: Cross multiply
323,398.85x = 446,290.97 × 180,163.98 - Step 4: Simplify right side
323,398.85x = 80,405,556,492.44 - Step 5: Solve for x
x = 80,405,556,492.44/323,398.85 - Step 6: Final answer
x = 248,626.60
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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.