Finding the Fourth Proportional to 796,879.62, 1,099,661.86 and 434,295.70
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Solution
The fourth proportional to 796,879.62, 1,099,661.86 and 434,295.70 is: 599,310.61
Step by Step Solution
- Step 1: Write the proportion equation
796,879.62 : 1,099,661.86 = 434,295.70 : x - Step 2: Convert to fraction form
796,879.62/1,099,661.86 = 434,295.70/x - Step 3: Cross multiply
796,879.62x = 1,099,661.86 × 434,295.70 - Step 4: Simplify right side
796,879.62x = 477,578,409,582.21 - Step 5: Solve for x
x = 477,578,409,582.21/796,879.62 - Step 6: Final answer
x = 599,310.61
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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.