Finding the Fourth Proportional to 363,839.67, 545,094.45 and 263,751.62
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Solution
The fourth proportional to 363,839.67, 545,094.45 and 263,751.62 is: 395,145.32
Step by Step Solution
- Step 1: Write the proportion equation
363,839.67 : 545,094.45 = 263,751.62 : x - Step 2: Convert to fraction form
363,839.67/545,094.45 = 263,751.62/x - Step 3: Cross multiply
363,839.67x = 545,094.45 × 263,751.62 - Step 4: Simplify right side
363,839.67x = 143,769,541,515.04 - Step 5: Solve for x
x = 143,769,541,515.04/363,839.67 - Step 6: Final answer
x = 395,145.32
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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.