Finding the Fourth Proportional to 341,545.83, 512,343.36 and 131,183.76
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Solution
The fourth proportional to 341,545.83, 512,343.36 and 131,183.76 is: 196,785.09
Step by Step Solution
- Step 1: Write the proportion equation
341,545.83 : 512,343.36 = 131,183.76 : x - Step 2: Convert to fraction form
341,545.83/512,343.36 = 131,183.76/x - Step 3: Cross multiply
341,545.83x = 512,343.36 × 131,183.76 - Step 4: Simplify right side
341,545.83x = 67,211,128,375.83 - Step 5: Solve for x
x = 67,211,128,375.83/341,545.83 - Step 6: Final answer
x = 196,785.09
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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.