Finding the Fourth Proportional to 359,674.24, 496,343.52 and 198,519.84
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Solution
The fourth proportional to 359,674.24, 496,343.52 and 198,519.84 is: 273,953.55
Step by Step Solution
- Step 1: Write the proportion equation
359,674.24 : 496,343.52 = 198,519.84 : x - Step 2: Convert to fraction form
359,674.24/496,343.52 = 198,519.84/x - Step 3: Cross multiply
359,674.24x = 496,343.52 × 198,519.84 - Step 4: Simplify right side
359,674.24x = 98,534,036,175.44 - Step 5: Solve for x
x = 98,534,036,175.44/359,674.24 - Step 6: Final answer
x = 273,953.55
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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.