Finding the Fourth Proportional to 394,060.44, 543,804.02 and 224,294.56
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Solution
The fourth proportional to 394,060.44, 543,804.02 and 224,294.56 is: 309,526.84
Step by Step Solution
- Step 1: Write the proportion equation
394,060.44 : 543,804.02 = 224,294.56 : x - Step 2: Convert to fraction form
394,060.44/543,804.02 = 224,294.56/x - Step 3: Cross multiply
394,060.44x = 543,804.02 × 224,294.56 - Step 4: Simplify right side
394,060.44x = 121,972,283,392.13 - Step 5: Solve for x
x = 121,972,283,392.13/394,060.44 - Step 6: Final answer
x = 309,526.84
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.