Finding the Fourth Proportional to 204,400.80, 306,163.80 and 169,408.80
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Solution
The fourth proportional to 204,400.80, 306,163.80 and 169,408.80 is: 253,750.68
Step by Step Solution
- Step 1: Write the proportion equation
204,400.80 : 306,163.80 = 169,408.80 : x - Step 2: Convert to fraction form
204,400.80/306,163.80 = 169,408.80/x - Step 3: Cross multiply
204,400.80x = 306,163.80 × 169,408.80 - Step 4: Simplify right side
204,400.80x = 51,866,841,961.44 - Step 5: Solve for x
x = 51,866,841,961.44/204,400.80 - Step 6: Final answer
x = 253,750.68
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1.5x scale
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.