Finding the Third Proportional to 790 and 1,735
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Solution
The third proportional to 790 and 1,735 is: 3,810.41
Step by Step Solution
- Step 1: Write the proportion equation
790 : 1,735 = 1,735 : x - Step 2: Convert to fraction form
790/1,735 = 1,735/x - Step 3: Cross multiply
790x = 1,735 × 1,735 - Step 4: Simplify right side
790x = 3,010,225 - Step 5: Solve for x
x = 3,010,225/790 - Step 6: Final answer
x = 3,810.41
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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.