Finding the Fourth Proportional to 863,925.20, 1,296,136.49 and 264,974.24
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Solution
The fourth proportional to 863,925.20, 1,296,136.49 and 264,974.24 is: 397,537.63
Step by Step Solution
- Step 1: Write the proportion equation
863,925.20 : 1,296,136.49 = 264,974.24 : x - Step 2: Convert to fraction form
863,925.20/1,296,136.49 = 264,974.24/x - Step 3: Cross multiply
863,925.20x = 1,296,136.49 × 264,974.24 - Step 4: Simplify right side
863,925.20x = 343,442,775,555.77 - Step 5: Solve for x
x = 343,442,775,555.77/863,925.20 - Step 6: Final answer
x = 397,537.63
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.