Finding the Fourth Proportional to 325,200.87, 487,847.27 and 100,580.99
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Solution
The fourth proportional to 325,200.87, 487,847.27 and 100,580.99 is: 150,885.69
Step by Step Solution
- Step 1: Write the proportion equation
325,200.87 : 487,847.27 = 100,580.99 : x - Step 2: Convert to fraction form
325,200.87/487,847.27 = 100,580.99/x - Step 3: Cross multiply
325,200.87x = 487,847.27 × 100,580.99 - Step 4: Simplify right side
325,200.87x = 49,068,159,197.61 - Step 5: Solve for x
x = 49,068,159,197.61/325,200.87 - Step 6: Final answer
x = 150,885.69
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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.