Finding the Fourth Proportional to 347,919.49, 481,095.21 and 276,174.96
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Solution
The fourth proportional to 347,919.49, 481,095.21 and 276,174.96 is: 381,888.49
Step by Step Solution
- Step 1: Write the proportion equation
347,919.49 : 481,095.21 = 276,174.96 : x - Step 2: Convert to fraction form
347,919.49/481,095.21 = 276,174.96/x - Step 3: Cross multiply
347,919.49x = 481,095.21 × 276,174.96 - Step 4: Simplify right side
347,919.49x = 132,866,450,377.94 - Step 5: Solve for x
x = 132,866,450,377.94/347,919.49 - Step 6: Final answer
x = 381,888.49
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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.