Finding the Fourth Proportional to 284,107.36, 426,050.40 and 106,517.44
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Solution
The fourth proportional to 284,107.36, 426,050.40 and 106,517.44 is: 159,734.68
Step by Step Solution
- Step 1: Write the proportion equation
284,107.36 : 426,050.40 = 106,517.44 : x - Step 2: Convert to fraction form
284,107.36/426,050.40 = 106,517.44/x - Step 3: Cross multiply
284,107.36x = 426,050.40 × 106,517.44 - Step 4: Simplify right side
284,107.36x = 45,381,797,918.98 - Step 5: Solve for x
x = 45,381,797,918.98/284,107.36 - Step 6: Final answer
x = 159,734.68
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1.5x scale
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.