Finding the Fourth Proportional to 382,771.19, 574,239.81 and 116,524.80
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Solution
The fourth proportional to 382,771.19, 574,239.81 and 116,524.80 is: 174,812.48
Step by Step Solution
- Step 1: Write the proportion equation
382,771.19 : 574,239.81 = 116,524.80 : x - Step 2: Convert to fraction form
382,771.19/574,239.81 = 116,524.80/x - Step 3: Cross multiply
382,771.19x = 574,239.81 × 116,524.80 - Step 4: Simplify right side
382,771.19x = 66,913,179,012.29 - Step 5: Solve for x
x = 66,913,179,012.29/382,771.19 - Step 6: Final answer
x = 174,812.48
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.