Finding the Third Proportional to 325 and 474.50
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Solution
The third proportional to 325 and 474.50 is: 692.77
Step by Step Solution
- Step 1: Write the proportion equation
325 : 474.50 = 474.50 : x - Step 2: Convert to fraction form
325/474.50 = 474.50/x - Step 3: Cross multiply
325x = 474.50 × 474.50 - Step 4: Simplify right side
325x = 225,150.25 - Step 5: Solve for x
x = 225,150.25/325 - Step 6: Final answer
x = 692.77
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Why These Related Problems?
These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.