Finding the Fourth Proportional to 746,845.10, 1,120,265.49 and 185,879.42
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Solution
The fourth proportional to 746,845.10, 1,120,265.49 and 185,879.42 is: 278,818.59
Step by Step Solution
- Step 1: Write the proportion equation
746,845.10 : 1,120,265.49 = 185,879.42 : x - Step 2: Convert to fraction form
746,845.10/1,120,265.49 = 185,879.42/x - Step 3: Cross multiply
746,845.10x = 1,120,265.49 × 185,879.42 - Step 4: Simplify right side
746,845.10x = 208,234,299,527.22 - Step 5: Solve for x
x = 208,234,299,527.22/746,845.10 - Step 6: Final answer
x = 278,818.59
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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.