Finding the Fourth Proportional to 228,469.80, 342,704.70 and 62,257.80
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Solution
The fourth proportional to 228,469.80, 342,704.70 and 62,257.80 is: 93,386.70
Step by Step Solution
- Step 1: Write the proportion equation
228,469.80 : 342,704.70 = 62,257.80 : x - Step 2: Convert to fraction form
228,469.80/342,704.70 = 62,257.80/x - Step 3: Cross multiply
228,469.80x = 342,704.70 × 62,257.80 - Step 4: Simplify right side
228,469.80x = 21,336,040,671.66 - Step 5: Solve for x
x = 21,336,040,671.66/228,469.80 - Step 6: Final answer
x = 93,386.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.