Finding the Fourth Proportional to 247,469.96, 341,509.44 and 134,292.68
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Solution
The fourth proportional to 247,469.96, 341,509.44 and 134,292.68 is: 185,324.38
Step by Step Solution
- Step 1: Write the proportion equation
247,469.96 : 341,509.44 = 134,292.68 : x - Step 2: Convert to fraction form
247,469.96/341,509.44 = 134,292.68/x - Step 3: Cross multiply
247,469.96x = 341,509.44 × 134,292.68 - Step 4: Simplify right side
247,469.96x = 45,862,217,942.90 - Step 5: Solve for x
x = 45,862,217,942.90/247,469.96 - Step 6: Final answer
x = 185,324.38
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.