Finding the Fourth Proportional to 676,797.12, 1,015,137.60 and 277,323.84
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Solution
The fourth proportional to 676,797.12, 1,015,137.60 and 277,323.84 is: 415,961.96
Step by Step Solution
- Step 1: Write the proportion equation
676,797.12 : 1,015,137.60 = 277,323.84 : x - Step 2: Convert to fraction form
676,797.12/1,015,137.60 = 277,323.84/x - Step 3: Cross multiply
676,797.12x = 1,015,137.60 × 277,323.84 - Step 4: Simplify right side
676,797.12x = 281,521,857,360.38 - Step 5: Solve for x
x = 281,521,857,360.38/676,797.12 - Step 6: Final answer
x = 415,961.96
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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.