Finding the Fourth Proportional to 337,137.26, 505,779.74 and 126,775.18
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Solution
The fourth proportional to 337,137.26, 505,779.74 and 126,775.18 is: 190,190.54
Step by Step Solution
- Step 1: Write the proportion equation
337,137.26 : 505,779.74 = 126,775.18 : x - Step 2: Convert to fraction form
337,137.26/505,779.74 = 126,775.18/x - Step 3: Cross multiply
337,137.26x = 505,779.74 × 126,775.18 - Step 4: Simplify right side
337,137.26x = 64,120,317,578.85 - Step 5: Solve for x
x = 64,120,317,578.85/337,137.26 - Step 6: Final answer
x = 190,190.54
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.