Finding the Fourth Proportional to 629,846.09, 943,122.12 and 344,943.87
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Solution
The fourth proportional to 629,846.09, 943,122.12 and 344,943.87 is: 516,513.80
Step by Step Solution
- Step 1: Write the proportion equation
629,846.09 : 943,122.12 = 344,943.87 : x - Step 2: Convert to fraction form
629,846.09/943,122.12 = 344,943.87/x - Step 3: Cross multiply
629,846.09x = 943,122.12 × 344,943.87 - Step 4: Simplify right side
629,846.09x = 325,324,196,198.57 - Step 5: Solve for x
x = 325,324,196,198.57/629,846.09 - Step 6: Final answer
x = 516,513.80
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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.