Finding the Fourth Proportional to 361,440.26, 498,790.46 and 200,297.99
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Solution
The fourth proportional to 361,440.26, 498,790.46 and 200,297.99 is: 276,412.82
Step by Step Solution
- Step 1: Write the proportion equation
361,440.26 : 498,790.46 = 200,297.99 : x - Step 2: Convert to fraction form
361,440.26/498,790.46 = 200,297.99/x - Step 3: Cross multiply
361,440.26x = 498,790.46 × 200,297.99 - Step 4: Simplify right side
361,440.26x = 99,906,723,073.73 - Step 5: Solve for x
x = 99,906,723,073.73/361,440.26 - Step 6: Final answer
x = 276,412.82
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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.