Finding the Fourth Proportional to 494,373.44, 682,239.84 and 268,019.48
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Solution
The fourth proportional to 494,373.44, 682,239.84 and 268,019.48 is: 369,869.32
Step by Step Solution
- Step 1: Write the proportion equation
494,373.44 : 682,239.84 = 268,019.48 : x - Step 2: Convert to fraction form
494,373.44/682,239.84 = 268,019.48/x - Step 3: Cross multiply
494,373.44x = 682,239.84 × 268,019.48 - Step 4: Simplify right side
494,373.44x = 182,853,567,152.08 - Step 5: Solve for x
x = 182,853,567,152.08/494,373.44 - Step 6: Final answer
x = 369,869.32
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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.