Finding the Third Proportional to 436 and 900
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Solution
The third proportional to 436 and 900 is: 1,857.80
Step by Step Solution
- Step 1: Write the proportion equation
436 : 900 = 900 : x - Step 2: Convert to fraction form
436/900 = 900/x - Step 3: Cross multiply
436x = 900 × 900 - Step 4: Simplify right side
436x = 810,000 - Step 5: Solve for x
x = 810,000/436 - Step 6: Final answer
x = 1,857.80
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These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.