Finding the Fourth Proportional to 757,164.50, 1,135,500.99 and 251,589.69
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Solution
The fourth proportional to 757,164.50, 1,135,500.99 and 251,589.69 is: 377,302.88
Step by Step Solution
- Step 1: Write the proportion equation
757,164.50 : 1,135,500.99 = 251,589.69 : x - Step 2: Convert to fraction form
757,164.50/1,135,500.99 = 251,589.69/x - Step 3: Cross multiply
757,164.50x = 1,135,500.99 × 251,589.69 - Step 4: Simplify right side
757,164.50x = 285,680,342,068.79 - Step 5: Solve for x
x = 285,680,342,068.79/757,164.50 - Step 6: Final answer
x = 377,302.88
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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.