Finding the Third Proportional to 916 and 1,336
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Solution
The third proportional to 916 and 1,336 is: 1,948.58
Step by Step Solution
- Step 1: Write the proportion equation
916 : 1,336 = 1,336 : x - Step 2: Convert to fraction form
916/1,336 = 1,336/x - Step 3: Cross multiply
916x = 1,336 × 1,336 - Step 4: Simplify right side
916x = 1,784,896 - Step 5: Solve for x
x = 1,784,896/916 - Step 6: Final answer
x = 1,948.58
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These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.