Finding the Fourth Proportional to 318,375.61, 477,563.41 and 93,736.08
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Solution
The fourth proportional to 318,375.61, 477,563.41 and 93,736.08 is: 140,604.12
Step by Step Solution
- Step 1: Write the proportion equation
318,375.61 : 477,563.41 = 93,736.08 : x - Step 2: Convert to fraction form
318,375.61/477,563.41 = 93,736.08/x - Step 3: Cross multiply
318,375.61x = 477,563.41 × 93,736.08 - Step 4: Simplify right side
318,375.61x = 44,764,922,004.83 - Step 5: Solve for x
x = 44,764,922,004.83/318,375.61 - Step 6: Final answer
x = 140,604.12
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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.