Finding the Fourth Proportional to 517,704.70, 776,610.05 and 198,125.36
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Solution
The fourth proportional to 517,704.70, 776,610.05 and 198,125.36 is: 297,208.32
Step by Step Solution
- Step 1: Write the proportion equation
517,704.70 : 776,610.05 = 198,125.36 : x - Step 2: Convert to fraction form
517,704.70/776,610.05 = 198,125.36/x - Step 3: Cross multiply
517,704.70x = 776,610.05 × 198,125.36 - Step 4: Simplify right side
517,704.70x = 153,866,144,745.24 - Step 5: Solve for x
x = 153,866,144,745.24/517,704.70 - Step 6: Final answer
x = 297,208.32
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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.