Finding the Fourth Proportional to 504,276.10, 756,414.15 and 449,163.70
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Solution
The fourth proportional to 504,276.10, 756,414.15 and 449,163.70 is: 673,745.55
Step by Step Solution
- Step 1: Write the proportion equation
504,276.10 : 756,414.15 = 449,163.70 : x - Step 2: Convert to fraction form
504,276.10/756,414.15 = 449,163.70/x - Step 3: Cross multiply
504,276.10x = 756,414.15 × 449,163.70 - Step 4: Simplify right side
504,276.10x = 339,753,778,346.36 - Step 5: Solve for x
x = 339,753,778,346.36/504,276.10 - Step 6: Final answer
x = 673,745.55
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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.