Finding the Fourth Proportional to 582,139.11, 873,319.67 and 203,168.09
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Solution
The fourth proportional to 582,139.11, 873,319.67 and 203,168.09 is: 304,790.87
Step by Step Solution
- Step 1: Write the proportion equation
582,139.11 : 873,319.67 = 203,168.09 : x - Step 2: Convert to fraction form
582,139.11/873,319.67 = 203,168.09/x - Step 3: Cross multiply
582,139.11x = 873,319.67 × 203,168.09 - Step 4: Simplify right side
582,139.11x = 177,430,687,967.72 - Step 5: Solve for x
x = 177,430,687,967.72/582,139.11 - Step 6: Final answer
x = 304,790.87
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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.