Finding the Fourth Proportional to 207,028.20, 310,542.30 and 184,477.80
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Solution
The fourth proportional to 207,028.20, 310,542.30 and 184,477.80 is: 276,716.70
Step by Step Solution
- Step 1: Write the proportion equation
207,028.20 : 310,542.30 = 184,477.80 : x - Step 2: Convert to fraction form
207,028.20/310,542.30 = 184,477.80/x - Step 3: Cross multiply
207,028.20x = 310,542.30 × 184,477.80 - Step 4: Simplify right side
207,028.20x = 57,288,160,310.94 - Step 5: Solve for x
x = 57,288,160,310.94/207,028.20 - Step 6: Final answer
x = 276,716.70
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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.