Finding the Third Proportional to 401 and 633.50
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Solution
The third proportional to 401 and 633.50 is: 1,000.80
Step by Step Solution
- Step 1: Write the proportion equation
401 : 633.50 = 633.50 : x - Step 2: Convert to fraction form
401/633.50 = 633.50/x - Step 3: Cross multiply
401x = 633.50 × 633.50 - Step 4: Simplify right side
401x = 401,322.25 - Step 5: Solve for x
x = 401,322.25/401 - Step 6: Final answer
x = 1,000.80
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Why These Related Problems?
These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.