Finding the Fourth Proportional to 335,541.96, 503,311.84 and 135,860.76
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Solution
The fourth proportional to 335,541.96, 503,311.84 and 135,860.76 is: 203,790.69
Step by Step Solution
- Step 1: Write the proportion equation
335,541.96 : 503,311.84 = 135,860.76 : x - Step 2: Convert to fraction form
335,541.96/503,311.84 = 135,860.76/x - Step 3: Cross multiply
335,541.96x = 503,311.84 × 135,860.76 - Step 4: Simplify right side
335,541.96x = 68,380,329,099.40 - Step 5: Solve for x
x = 68,380,329,099.40/335,541.96 - Step 6: Final answer
x = 203,790.69
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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.