Finding the Fourth Proportional to 204,206.80, 305,872.80 and 169,214.80
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Solution
The fourth proportional to 204,206.80, 305,872.80 and 169,214.80 is: 253,459.75
Step by Step Solution
- Step 1: Write the proportion equation
204,206.80 : 305,872.80 = 169,214.80 : x - Step 2: Convert to fraction form
204,206.80/305,872.80 = 169,214.80/x - Step 3: Cross multiply
204,206.80x = 305,872.80 × 169,214.80 - Step 4: Simplify right side
204,206.80x = 51,758,204,677.44 - Step 5: Solve for x
x = 51,758,204,677.44/204,206.80 - Step 6: Final answer
x = 253,459.75
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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.