Finding the Fourth Proportional to 203,905.70, 305,275.35 and 203,905.70
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Solution
The fourth proportional to 203,905.70, 305,275.35 and 203,905.70 is: 305,275.35
Step by Step Solution
- Step 1: Write the proportion equation
203,905.70 : 305,275.35 = 203,905.70 : x - Step 2: Convert to fraction form
203,905.70/305,275.35 = 203,905.70/x - Step 3: Cross multiply
203,905.70x = 305,275.35 × 203,905.70 - Step 4: Simplify right side
203,905.70x = 62,247,383,934.50 - Step 5: Solve for x
x = 62,247,383,934.50/203,905.70 - Step 6: Final answer
x = 305,275.35
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1.5x scale
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.