Finding the Fourth Proportional to 324,286.46, 486,728.70 and 164,474.55
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Solution
The fourth proportional to 324,286.46, 486,728.70 and 164,474.55 is: 246,863.48
Step by Step Solution
- Step 1: Write the proportion equation
324,286.46 : 486,728.70 = 164,474.55 : x - Step 2: Convert to fraction form
324,286.46/486,728.70 = 164,474.55/x - Step 3: Cross multiply
324,286.46x = 486,728.70 × 164,474.55 - Step 4: Simplify right side
324,286.46x = 80,054,483,287.81 - Step 5: Solve for x
x = 80,054,483,287.81/324,286.46 - Step 6: Final answer
x = 246,863.48
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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.