Finding the Fourth Proportional to 448,287.26, 618,630.97 and 244,337.55
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Solution
The fourth proportional to 448,287.26, 618,630.97 and 244,337.55 is: 337,182.85
Step by Step Solution
- Step 1: Write the proportion equation
448,287.26 : 618,630.97 = 244,337.55 : x - Step 2: Convert to fraction form
448,287.26/618,630.97 = 244,337.55/x - Step 3: Cross multiply
448,287.26x = 618,630.97 × 244,337.55 - Step 4: Simplify right side
448,287.26x = 151,154,775,563.92 - Step 5: Solve for x
x = 151,154,775,563.92/448,287.26 - Step 6: Final answer
x = 337,182.85
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1.5x scale
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.