Finding the Third Proportional to 947 and 1,326
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Solution
The third proportional to 947 and 1,326 is: 1,856.68
Step by Step Solution
- Step 1: Write the proportion equation
947 : 1,326 = 1,326 : x - Step 2: Convert to fraction form
947/1,326 = 1,326/x - Step 3: Cross multiply
947x = 1,326 × 1,326 - Step 4: Simplify right side
947x = 1,758,276 - Step 5: Solve for x
x = 1,758,276/947 - Step 6: Final answer
x = 1,856.68
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These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.