Finding the Fourth Proportional to 828,733.20, 1,243,099.84 and 548,184.84
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Solution
The fourth proportional to 828,733.20, 1,243,099.84 and 548,184.84 is: 822,277.29
Step by Step Solution
- Step 1: Write the proportion equation
828,733.20 : 1,243,099.84 = 548,184.84 : x - Step 2: Convert to fraction form
828,733.20/1,243,099.84 = 548,184.84/x - Step 3: Cross multiply
828,733.20x = 1,243,099.84 × 548,184.84 - Step 4: Simplify right side
828,733.20x = 681,448,486,894.43 - Step 5: Solve for x
x = 681,448,486,894.43/828,733.20 - Step 6: Final answer
x = 822,277.29
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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.