Finding the Third Proportional to 905.63 and 1,955.25
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Solution
The third proportional to 905.63 and 1,955.25 is: 4,221.40
Step by Step Solution
- Step 1: Write the proportion equation
905.63 : 1,955.25 = 1,955.25 : x - Step 2: Convert to fraction form
905.63/1,955.25 = 1,955.25/x - Step 3: Cross multiply
905.63x = 1,955.25 × 1,955.25 - Step 4: Simplify right side
905.63x = 3,823,002.56 - Step 5: Solve for x
x = 3,823,002.56/905.63 - Step 6: Final answer
x = 4,221.40
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These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.