Finding the Fourth Proportional to 334,590.81, 461,704.64 and 198,601.53
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Solution
The fourth proportional to 334,590.81, 461,704.64 and 198,601.53 is: 274,051.90
Step by Step Solution
- Step 1: Write the proportion equation
334,590.81 : 461,704.64 = 198,601.53 : x - Step 2: Convert to fraction form
334,590.81/461,704.64 = 198,601.53/x - Step 3: Cross multiply
334,590.81x = 461,704.64 × 198,601.53 - Step 4: Simplify right side
334,590.81x = 91,695,246,919.09 - Step 5: Solve for x
x = 91,695,246,919.09/334,590.81 - Step 6: Final answer
x = 274,051.90
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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.