Finding the Fourth Proportional to 207,797.94, 311,315.40 and 185,383.62
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Solution
The fourth proportional to 207,797.94, 311,315.40 and 185,383.62 is: 277,735.07
Step by Step Solution
- Step 1: Write the proportion equation
207,797.94 : 311,315.40 = 185,383.62 : x - Step 2: Convert to fraction form
207,797.94/311,315.40 = 185,383.62/x - Step 3: Cross multiply
207,797.94x = 311,315.40 × 185,383.62 - Step 4: Simplify right side
207,797.94x = 57,712,775,813.75 - Step 5: Solve for x
x = 57,712,775,813.75/207,797.94 - Step 6: Final answer
x = 277,735.07
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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.