Finding the Third Proportional to 330,614.16 and 494,639.79
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Solution
The third proportional to 330,614.16 and 494,639.79 is: 740,042.48
Step by Step Solution
- Step 1: Write the proportion equation
330,614.16 : 494,639.79 = 494,639.79 : x - Step 2: Convert to fraction form
330,614.16/494,639.79 = 494,639.79/x - Step 3: Cross multiply
330,614.16x = 494,639.79 × 494,639.79 - Step 4: Simplify right side
330,614.16x = 244,668,520,923.78 - Step 5: Solve for x
x = 244,668,520,923.78/330,614.16 - Step 6: Final answer
x = 740,042.48
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.