Finding the Fourth Proportional to 276,692.26, 414,742.74 and 197,566.60
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Solution
The fourth proportional to 276,692.26, 414,742.74 and 197,566.60 is: 296,138.80
Step by Step Solution
- Step 1: Write the proportion equation
276,692.26 : 414,742.74 = 197,566.60 : x - Step 2: Convert to fraction form
276,692.26/414,742.74 = 197,566.60/x - Step 3: Cross multiply
276,692.26x = 414,742.74 × 197,566.60 - Step 4: Simplify right side
276,692.26x = 81,939,313,016.48 - Step 5: Solve for x
x = 81,939,313,016.48/276,692.26 - Step 6: Final answer
x = 296,138.80
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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.