Finding the Fourth Proportional to 324,217.62, 486,315.97 and 146,724.62
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Solution
The fourth proportional to 324,217.62, 486,315.97 and 146,724.62 is: 220,082.19
Step by Step Solution
- Step 1: Write the proportion equation
324,217.62 : 486,315.97 = 146,724.62 : x - Step 2: Convert to fraction form
324,217.62/486,315.97 = 146,724.62/x - Step 3: Cross multiply
324,217.62x = 486,315.97 × 146,724.62 - Step 4: Simplify right side
324,217.62x = 71,354,523,099.79 - Step 5: Solve for x
x = 71,354,523,099.79/324,217.62 - Step 6: Final answer
x = 220,082.19
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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.