Finding the Fourth Proportional to 494,403.48, 682,277.58 and 268,049.56
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Solution
The fourth proportional to 494,403.48, 682,277.58 and 268,049.56 is: 369,908.81
Step by Step Solution
- Step 1: Write the proportion equation
494,403.48 : 682,277.58 = 268,049.56 : x - Step 2: Convert to fraction form
494,403.48/682,277.58 = 268,049.56/x - Step 3: Cross multiply
494,403.48x = 682,277.58 × 268,049.56 - Step 4: Simplify right side
494,403.48x = 182,884,205,116.87 - Step 5: Solve for x
x = 182,884,205,116.87/494,403.48 - Step 6: Final answer
x = 369,908.81
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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.