Finding the Fourth Proportional to 670,452.50, 1,006,310.76 and 244,400.09
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Solution
The fourth proportional to 670,452.50, 1,006,310.76 and 244,400.09 is: 366,830.52
Step by Step Solution
- Step 1: Write the proportion equation
670,452.50 : 1,006,310.76 = 244,400.09 : x - Step 2: Convert to fraction form
670,452.50/1,006,310.76 = 244,400.09/x - Step 3: Cross multiply
670,452.50x = 1,006,310.76 × 244,400.09 - Step 4: Simplify right side
670,452.50x = 245,942,440,311.97 - Step 5: Solve for x
x = 245,942,440,311.97/670,452.50 - Step 6: Final answer
x = 366,830.52
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1.5x scale
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.