Finding the Fourth Proportional to 361,530.24, 498,906.84 and 200,381.88
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Solution
The fourth proportional to 361,530.24, 498,906.84 and 200,381.88 is: 276,524.28
Step by Step Solution
- Step 1: Write the proportion equation
361,530.24 : 498,906.84 = 200,381.88 : x - Step 2: Convert to fraction form
361,530.24/498,906.84 = 200,381.88/x - Step 3: Cross multiply
361,530.24x = 498,906.84 × 200,381.88 - Step 4: Simplify right side
361,530.24x = 99,971,890,544.06 - Step 5: Solve for x
x = 99,971,890,544.06/361,530.24 - Step 6: Final answer
x = 276,524.28
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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.