Finding the Fourth Proportional to 318,125.14, 477,190.98 and 93,489.57
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Solution
The fourth proportional to 318,125.14, 477,190.98 and 93,489.57 is: 140,235.32
Step by Step Solution
- Step 1: Write the proportion equation
318,125.14 : 477,190.98 = 93,489.57 : x - Step 2: Convert to fraction form
318,125.14/477,190.98 = 93,489.57/x - Step 3: Cross multiply
318,125.14x = 477,190.98 × 93,489.57 - Step 4: Simplify right side
318,125.14x = 44,612,379,528.08 - Step 5: Solve for x
x = 44,612,379,528.08/318,125.14 - Step 6: Final answer
x = 140,235.32
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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.