Finding the Third Proportional to 948 and 1,478
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Solution
The third proportional to 948 and 1,478 is: 2,304.31
Step by Step Solution
- Step 1: Write the proportion equation
948 : 1,478 = 1,478 : x - Step 2: Convert to fraction form
948/1,478 = 1,478/x - Step 3: Cross multiply
948x = 1,478 × 1,478 - Step 4: Simplify right side
948x = 2,184,484 - Step 5: Solve for x
x = 2,184,484/948 - Step 6: Final answer
x = 2,304.31
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These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.