Finding the Fourth Proportional to 358,469.73, 494,702.36 and 197,339.77
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Solution
The fourth proportional to 358,469.73, 494,702.36 and 197,339.77 is: 272,336.66
Step by Step Solution
- Step 1: Write the proportion equation
358,469.73 : 494,702.36 = 197,339.77 : x - Step 2: Convert to fraction form
358,469.73/494,702.36 = 197,339.77/x - Step 3: Cross multiply
358,469.73x = 494,702.36 × 197,339.77 - Step 4: Simplify right side
358,469.73x = 97,624,449,476.23 - Step 5: Solve for x
x = 97,624,449,476.23/358,469.73 - Step 6: Final answer
x = 272,336.66
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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.