Finding the Fourth Proportional to 796,761.09, 1,099,515.69 and 434,188.08
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Solution
The fourth proportional to 796,761.09, 1,099,515.69 and 434,188.08 is: 599,171.59
Step by Step Solution
- Step 1: Write the proportion equation
796,761.09 : 1,099,515.69 = 434,188.08 : x - Step 2: Convert to fraction form
796,761.09/1,099,515.69 = 434,188.08/x - Step 3: Cross multiply
796,761.09x = 1,099,515.69 × 434,188.08 - Step 4: Simplify right side
796,761.09x = 477,396,606,370.98 - Step 5: Solve for x
x = 477,396,606,370.98/796,761.09 - Step 6: Final answer
x = 599,171.59
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.