Finding the Fourth Proportional to 448,286.26, 618,629.60 and 244,336.55
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Solution
The fourth proportional to 448,286.26, 618,629.60 and 244,336.55 is: 337,181.47
Step by Step Solution
- Step 1: Write the proportion equation
448,286.26 : 618,629.60 = 244,336.55 : x - Step 2: Convert to fraction form
448,286.26/618,629.60 = 244,336.55/x - Step 3: Cross multiply
448,286.26x = 618,629.60 × 244,336.55 - Step 4: Simplify right side
448,286.26x = 151,153,820,970.20 - Step 5: Solve for x
x = 151,153,820,970.20/448,286.26 - Step 6: Final answer
x = 337,181.47
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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.