Finding the Fourth Proportional to 659,692.74, 989,556.12 and 179,924.49
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Solution
The fourth proportional to 659,692.74, 989,556.12 and 179,924.49 is: 269,891.37
Step by Step Solution
- Step 1: Write the proportion equation
659,692.74 : 989,556.12 = 179,924.49 : x - Step 2: Convert to fraction form
659,692.74/989,556.12 = 179,924.49/x - Step 3: Cross multiply
659,692.74x = 989,556.12 × 179,924.49 - Step 4: Simplify right side
659,692.74x = 178,045,380,217.38 - Step 5: Solve for x
x = 178,045,380,217.38/659,692.74 - Step 6: Final answer
x = 269,891.37
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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.