Finding the Fourth Proportional to 247,596.36, 341,682.84 and 134,419.20
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Solution
The fourth proportional to 247,596.36, 341,682.84 and 134,419.20 is: 185,498.42
Step by Step Solution
- Step 1: Write the proportion equation
247,596.36 : 341,682.84 = 134,419.20 : x - Step 2: Convert to fraction form
247,596.36/341,682.84 = 134,419.20/x - Step 3: Cross multiply
247,596.36x = 341,682.84 × 134,419.20 - Step 4: Simplify right side
247,596.36x = 45,928,734,006.53 - Step 5: Solve for x
x = 45,928,734,006.53/247,596.36 - Step 6: Final answer
x = 185,498.42
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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.