Finding the Fourth Proportional to 296,872.50, 409,685.49 and 177,640.50
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Solution
The fourth proportional to 296,872.50, 409,685.49 and 177,640.50 is: 245,144.75
Step by Step Solution
- Step 1: Write the proportion equation
296,872.50 : 409,685.49 = 177,640.50 : x - Step 2: Convert to fraction form
296,872.50/409,685.49 = 177,640.50/x - Step 3: Cross multiply
296,872.50x = 409,685.49 × 177,640.50 - Step 4: Simplify right side
296,872.50x = 72,776,735,286.35 - Step 5: Solve for x
x = 72,776,735,286.35/296,872.50 - Step 6: Final answer
x = 245,144.75
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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.