Finding the Fourth Proportional to 693,595.63, 1,040,983.94 and 273,166.75
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Solution
The fourth proportional to 693,595.63, 1,040,983.94 and 273,166.75 is: 409,982.69
Step by Step Solution
- Step 1: Write the proportion equation
693,595.63 : 1,040,983.94 = 273,166.75 : x - Step 2: Convert to fraction form
693,595.63/1,040,983.94 = 273,166.75/x - Step 3: Cross multiply
693,595.63x = 1,040,983.94 × 273,166.75 - Step 4: Simplify right side
693,595.63x = 284,362,199,692.00 - Step 5: Solve for x
x = 284,362,199,692.00/693,595.63 - Step 6: Final answer
x = 409,982.69
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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.