Finding the Fourth Proportional to 203,856.70, 305,201.85 and 203,856.70
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Solution
The fourth proportional to 203,856.70, 305,201.85 and 203,856.70 is: 305,201.85
Step by Step Solution
- Step 1: Write the proportion equation
203,856.70 : 305,201.85 = 203,856.70 : x - Step 2: Convert to fraction form
203,856.70/305,201.85 = 203,856.70/x - Step 3: Cross multiply
203,856.70x = 305,201.85 × 203,856.70 - Step 4: Simplify right side
203,856.70x = 62,217,441,974.90 - Step 5: Solve for x
x = 62,217,441,974.90/203,856.70 - Step 6: Final answer
x = 305,201.85
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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.