Finding the Fourth Proportional to 358,183.88, 494,283.84 and 194,834.96
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Solution
The fourth proportional to 358,183.88, 494,283.84 and 194,834.96 is: 268,866.85
Step by Step Solution
- Step 1: Write the proportion equation
358,183.88 : 494,283.84 = 194,834.96 : x - Step 2: Convert to fraction form
358,183.88/494,283.84 = 194,834.96/x - Step 3: Cross multiply
358,183.88x = 494,283.84 × 194,834.96 - Step 4: Simplify right side
358,183.88x = 96,303,772,195.05 - Step 5: Solve for x
x = 96,303,772,195.05/358,183.88 - Step 6: Final answer
x = 268,866.85
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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.