Finding the Fourth Proportional to 252,907.68, 379,319.04 and 84,412.56
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Solution
The fourth proportional to 252,907.68, 379,319.04 and 84,412.56 is: 126,604.66
Step by Step Solution
- Step 1: Write the proportion equation
252,907.68 : 379,319.04 = 84,412.56 : x - Step 2: Convert to fraction form
252,907.68/379,319.04 = 84,412.56/x - Step 3: Cross multiply
252,907.68x = 379,319.04 × 84,412.56 - Step 4: Simplify right side
252,907.68x = 32,019,291,223.14 - Step 5: Solve for x
x = 32,019,291,223.14/252,907.68 - Step 6: Final answer
x = 126,604.66
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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.