Finding the Third Proportional to 998.58 and 2,168.02
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Solution
The third proportional to 998.58 and 2,168.02 is: 4,706.98
Step by Step Solution
- Step 1: Write the proportion equation
998.58 : 2,168.02 = 2,168.02 : x - Step 2: Convert to fraction form
998.58/2,168.02 = 2,168.02/x - Step 3: Cross multiply
998.58x = 2,168.02 × 2,168.02 - Step 4: Simplify right side
998.58x = 4,700,291.75 - Step 5: Solve for x
x = 4,700,291.75/998.58 - Step 6: Final answer
x = 4,706.98
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These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.