Finding the Fourth Proportional to 448,108.53, 618,381.94 and 244,161.13
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Solution
The fourth proportional to 448,108.53, 618,381.94 and 244,161.13 is: 336,938.09
Step by Step Solution
- Step 1: Write the proportion equation
448,108.53 : 618,381.94 = 244,161.13 : x - Step 2: Convert to fraction form
448,108.53/618,381.94 = 244,161.13/x - Step 3: Cross multiply
448,108.53x = 618,381.94 × 244,161.13 - Step 4: Simplify right side
448,108.53x = 150,984,833,241.99 - Step 5: Solve for x
x = 150,984,833,241.99/448,108.53 - Step 6: Final answer
x = 336,938.09
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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.