Finding the Fourth Proportional to 448,292.99, 618,640.35 and 244,343.90
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Solution
The fourth proportional to 448,292.99, 618,640.35 and 244,343.90 is: 337,192.41
Step by Step Solution
- Step 1: Write the proportion equation
448,292.99 : 618,640.35 = 244,343.90 : x - Step 2: Convert to fraction form
448,292.99/618,640.35 = 244,343.90/x - Step 3: Cross multiply
448,292.99x = 618,640.35 × 244,343.90 - Step 4: Simplify right side
448,292.99x = 151,160,992,723.16 - Step 5: Solve for x
x = 151,160,992,723.16/448,292.99 - Step 6: Final answer
x = 337,192.41
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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.