Finding the Fourth Proportional to 207,238.70, 310,858.06 and 183,910.70
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Solution
The fourth proportional to 207,238.70, 310,858.06 and 183,910.70 is: 275,866.06
Step by Step Solution
- Step 1: Write the proportion equation
207,238.70 : 310,858.06 = 183,910.70 : x - Step 2: Convert to fraction form
207,238.70/310,858.06 = 183,910.70/x - Step 3: Cross multiply
207,238.70x = 310,858.06 × 183,910.70 - Step 4: Simplify right side
207,238.70x = 57,170,123,415.24 - Step 5: Solve for x
x = 57,170,123,415.24/207,238.70 - Step 6: Final answer
x = 275,866.06
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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.