Finding the Fourth Proportional to 837,440.44, 1,256,161.35 and 206,354.32
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Solution
The fourth proportional to 837,440.44, 1,256,161.35 and 206,354.32 is: 309,531.65
Step by Step Solution
- Step 1: Write the proportion equation
837,440.44 : 1,256,161.35 = 206,354.32 : x - Step 2: Convert to fraction form
837,440.44/1,256,161.35 = 206,354.32/x - Step 3: Cross multiply
837,440.44x = 1,256,161.35 × 206,354.32 - Step 4: Simplify right side
837,440.44x = 259,214,321,189.53 - Step 5: Solve for x
x = 259,214,321,189.53/837,440.44 - Step 6: Final answer
x = 309,531.65
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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.