Finding the Fourth Proportional to 629,723.75, 944,725.95 and 230,355.68
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Solution
The fourth proportional to 629,723.75, 944,725.95 and 230,355.68 is: 345,584.85
Step by Step Solution
- Step 1: Write the proportion equation
629,723.75 : 944,725.95 = 230,355.68 : x - Step 2: Convert to fraction form
629,723.75/944,725.95 = 230,355.68/x - Step 3: Cross multiply
629,723.75x = 944,725.95 × 230,355.68 - Step 4: Simplify right side
629,723.75x = 217,622,988,625.90 - Step 5: Solve for x
x = 217,622,988,625.90/629,723.75 - Step 6: Final answer
x = 345,584.85
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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.