Finding the Fourth Proportional to 682,378.02, 1,024,453.98 and 524,717.16
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Solution
The fourth proportional to 682,378.02, 1,024,453.98 and 524,717.16 is: 787,757.76
Step by Step Solution
- Step 1: Write the proportion equation
682,378.02 : 1,024,453.98 = 524,717.16 : x - Step 2: Convert to fraction form
682,378.02/1,024,453.98 = 524,717.16/x - Step 3: Cross multiply
682,378.02x = 1,024,453.98 × 524,717.16 - Step 4: Simplify right side
682,378.02x = 537,548,582,936.30 - Step 5: Solve for x
x = 537,548,582,936.30/682,378.02 - Step 6: Final answer
x = 787,757.76
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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.