Finding the Fourth Proportional to 364,891.20, 547,207.20 and 252,571.20
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Solution
The fourth proportional to 364,891.20, 547,207.20 and 252,571.20 is: 378,767.09
Step by Step Solution
- Step 1: Write the proportion equation
364,891.20 : 547,207.20 = 252,571.20 : x - Step 2: Convert to fraction form
364,891.20/547,207.20 = 252,571.20/x - Step 3: Cross multiply
364,891.20x = 547,207.20 × 252,571.20 - Step 4: Simplify right side
364,891.20x = 138,208,779,152.64 - Step 5: Solve for x
x = 138,208,779,152.64/364,891.20 - Step 6: Final answer
x = 378,767.09
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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.