Finding the Third Proportional to 538 and 1,336
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Solution
The third proportional to 538 and 1,336 is: 3,317.65
Step by Step Solution
- Step 1: Write the proportion equation
538 : 1,336 = 1,336 : x - Step 2: Convert to fraction form
538/1,336 = 1,336/x - Step 3: Cross multiply
538x = 1,336 × 1,336 - Step 4: Simplify right side
538x = 1,784,896 - Step 5: Solve for x
x = 1,784,896/538 - Step 6: Final answer
x = 3,317.65
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These problems maintain the same ratio (2.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.