Finding the Fourth Proportional to 526,900.87, 789,714.84 and 256,623.94
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Solution
The fourth proportional to 526,900.87, 789,714.84 and 256,623.94 is: 384,625.92
Step by Step Solution
- Step 1: Write the proportion equation
526,900.87 : 789,714.84 = 256,623.94 : x - Step 2: Convert to fraction form
526,900.87/789,714.84 = 256,623.94/x - Step 3: Cross multiply
526,900.87x = 789,714.84 × 256,623.94 - Step 4: Simplify right side
526,900.87x = 202,659,733,717.27 - Step 5: Solve for x
x = 202,659,733,717.27/526,900.87 - Step 6: Final answer
x = 384,625.92
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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.