Finding the Fourth Proportional to 722,563.24, 1,083,446.70 and 248,857.96
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Solution
The fourth proportional to 722,563.24, 1,083,446.70 and 248,857.96 is: 373,149.81
Step by Step Solution
- Step 1: Write the proportion equation
722,563.24 : 1,083,446.70 = 248,857.96 : x - Step 2: Convert to fraction form
722,563.24/1,083,446.70 = 248,857.96/x - Step 3: Cross multiply
722,563.24x = 1,083,446.70 × 248,857.96 - Step 4: Simplify right side
722,563.24x = 269,624,335,530.73 - Step 5: Solve for x
x = 269,624,335,530.73/722,563.24 - Step 6: Final answer
x = 373,149.81
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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.