Finding the Fourth Proportional to 820,370.08, 1,230,591.57 and 251,709.58
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Solution
The fourth proportional to 820,370.08, 1,230,591.57 and 251,709.58 is: 377,575.55
Step by Step Solution
- Step 1: Write the proportion equation
820,370.08 : 1,230,591.57 = 251,709.58 : x - Step 2: Convert to fraction form
820,370.08/1,230,591.57 = 251,709.58/x - Step 3: Cross multiply
820,370.08x = 1,230,591.57 × 251,709.58 - Step 4: Simplify right side
820,370.08x = 309,751,687,236.24 - Step 5: Solve for x
x = 309,751,687,236.24/820,370.08 - Step 6: Final answer
x = 377,575.55
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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.