Finding the Third Proportional to 834.75 and 1,831.50
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Solution
The third proportional to 834.75 and 1,831.50 is: 4,018.44
Step by Step Solution
- Step 1: Write the proportion equation
834.75 : 1,831.50 = 1,831.50 : x - Step 2: Convert to fraction form
834.75/1,831.50 = 1,831.50/x - Step 3: Cross multiply
834.75x = 1,831.50 × 1,831.50 - Step 4: Simplify right side
834.75x = 3,354,392.25 - Step 5: Solve for x
x = 3,354,392.25/834.75 - Step 6: Final answer
x = 4,018.44
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These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.