Finding the Fourth Proportional to 303,215.63, 454,628.99 and 125,845.07
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Solution
The fourth proportional to 303,215.63, 454,628.99 and 125,845.07 is: 188,686.90
Step by Step Solution
- Step 1: Write the proportion equation
303,215.63 : 454,628.99 = 125,845.07 : x - Step 2: Convert to fraction form
303,215.63/454,628.99 = 125,845.07/x - Step 3: Cross multiply
303,215.63x = 454,628.99 × 125,845.07 - Step 4: Simplify right side
303,215.63x = 57,212,815,112.05 - Step 5: Solve for x
x = 57,212,815,112.05/303,215.63 - Step 6: Final answer
x = 188,686.90
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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.