Finding the Fourth Proportional to 647,236.68, 970,854.18 and 173,922.05
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Solution
The fourth proportional to 647,236.68, 970,854.18 and 173,922.05 is: 260,882.85
Step by Step Solution
- Step 1: Write the proportion equation
647,236.68 : 970,854.18 = 173,922.05 : x - Step 2: Convert to fraction form
647,236.68/970,854.18 = 173,922.05/x - Step 3: Cross multiply
647,236.68x = 970,854.18 × 173,922.05 - Step 4: Simplify right side
647,236.68x = 168,852,949,236.67 - Step 5: Solve for x
x = 168,852,949,236.67/647,236.68 - Step 6: Final answer
x = 260,882.85
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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.