Finding the Third Proportional to 438.33 and 963.98
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Solution
The third proportional to 438.33 and 963.98 is: 2,120.02
Step by Step Solution
- Step 1: Write the proportion equation
438.33 : 963.98 = 963.98 : x - Step 2: Convert to fraction form
438.33/963.98 = 963.98/x - Step 3: Cross multiply
438.33x = 963.98 × 963.98 - Step 4: Simplify right side
438.33x = 929,265.88 - Step 5: Solve for x
x = 929,265.88/438.33 - Step 6: Final answer
x = 2,120.02
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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.