Finding the Third Proportional to 835.31 and 1,215
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Solution
The third proportional to 835.31 and 1,215 is: 1,767.27
Step by Step Solution
- Step 1: Write the proportion equation
835.31 : 1,215 = 1,215 : x - Step 2: Convert to fraction form
835.31/1,215 = 1,215/x - Step 3: Cross multiply
835.31x = 1,215 × 1,215 - Step 4: Simplify right side
835.31x = 1,476,225 - Step 5: Solve for x
x = 1,476,225/835.31 - Step 6: Final answer
x = 1,767.27
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These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.