Finding the Third Proportional to 617.25 and 1,322.06
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Solution
The third proportional to 617.25 and 1,322.06 is: 2,831.67
Step by Step Solution
- Step 1: Write the proportion equation
617.25 : 1,322.06 = 1,322.06 : x - Step 2: Convert to fraction form
617.25/1,322.06 = 1,322.06/x - Step 3: Cross multiply
617.25x = 1,322.06 × 1,322.06 - Step 4: Simplify right side
617.25x = 1,747,849.25 - Step 5: Solve for x
x = 1,747,849.25/617.25 - Step 6: Final answer
x = 2,831.67
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These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.