Finding the Fourth Proportional to 347,880.24, 481,041.09 and 276,135.75
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Solution
The fourth proportional to 347,880.24, 481,041.09 and 276,135.75 is: 381,834.40
Step by Step Solution
- Step 1: Write the proportion equation
347,880.24 : 481,041.09 = 276,135.75 : x - Step 2: Convert to fraction form
347,880.24/481,041.09 = 276,135.75/x - Step 3: Cross multiply
347,880.24x = 481,041.09 × 276,135.75 - Step 4: Simplify right side
347,880.24x = 132,832,642,167.97 - Step 5: Solve for x
x = 132,832,642,167.97/347,880.24 - Step 6: Final answer
x = 381,834.40
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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.