Finding the Fourth Proportional to 245,779.62, 339,201.39 and 150,349.80
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Solution
The fourth proportional to 245,779.62, 339,201.39 and 150,349.80 is: 207,498.33
Step by Step Solution
- Step 1: Write the proportion equation
245,779.62 : 339,201.39 = 150,349.80 : x - Step 2: Convert to fraction form
245,779.62/339,201.39 = 150,349.80/x - Step 3: Cross multiply
245,779.62x = 339,201.39 × 150,349.80 - Step 4: Simplify right side
245,779.62x = 50,998,861,146.22 - Step 5: Solve for x
x = 50,998,861,146.22/245,779.62 - Step 6: Final answer
x = 207,498.33
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.