Finding the Fourth Proportional to 448,291.26, 618,638.01 and 244,342.20
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Solution
The fourth proportional to 448,291.26, 618,638.01 and 244,342.20 is: 337,190.09
Step by Step Solution
- Step 1: Write the proportion equation
448,291.26 : 618,638.01 = 244,342.20 : x - Step 2: Convert to fraction form
448,291.26/618,638.01 = 244,342.20/x - Step 3: Cross multiply
448,291.26x = 618,638.01 × 244,342.20 - Step 4: Simplify right side
448,291.26x = 151,159,372,367.02 - Step 5: Solve for x
x = 151,159,372,367.02/448,291.26 - Step 6: Final answer
x = 337,190.09
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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.