Finding the Fourth Proportional to 274,704.74, 411,318.84 and 174,321.44
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Solution
The fourth proportional to 274,704.74, 411,318.84 and 174,321.44 is: 261,013.67
Step by Step Solution
- Step 1: Write the proportion equation
274,704.74 : 411,318.84 = 174,321.44 : x - Step 2: Convert to fraction form
274,704.74/411,318.84 = 174,321.44/x - Step 3: Cross multiply
274,704.74x = 411,318.84 × 174,321.44 - Step 4: Simplify right side
274,704.74x = 71,701,690,431.34 - Step 5: Solve for x
x = 71,701,690,431.34/274,704.74 - Step 6: Final answer
x = 261,013.67
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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.