Finding the Fourth Proportional to 629,553.87, 944,126.69 and 208,716.75
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Solution
The fourth proportional to 629,553.87, 944,126.69 and 208,716.75 is: 313,007.45
Step by Step Solution
- Step 1: Write the proportion equation
629,553.87 : 944,126.69 = 208,716.75 : x - Step 2: Convert to fraction form
629,553.87/944,126.69 = 208,716.75/x - Step 3: Cross multiply
629,553.87x = 944,126.69 × 208,716.75 - Step 4: Simplify right side
629,553.87x = 197,055,053,281.47 - Step 5: Solve for x
x = 197,055,053,281.47/629,553.87 - Step 6: Final answer
x = 313,007.45
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1.5x scale
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.