Finding the Fourth Proportional to 424,775.29, 637,162.16 and 125,466.05
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Solution
The fourth proportional to 424,775.29, 637,162.16 and 125,466.05 is: 188,198.85
Step by Step Solution
- Step 1: Write the proportion equation
424,775.29 : 637,162.16 = 125,466.05 : x - Step 2: Convert to fraction form
424,775.29/637,162.16 = 125,466.05/x - Step 3: Cross multiply
424,775.29x = 637,162.16 × 125,466.05 - Step 4: Simplify right side
424,775.29x = 79,942,220,390.24 - Step 5: Solve for x
x = 79,942,220,390.24/424,775.29 - Step 6: Final answer
x = 188,198.85
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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.