Finding the Third Proportional to 272,239.13 and 422,919.75
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Solution
The third proportional to 272,239.13 and 422,919.75 is: 657,000.04
Step by Step Solution
- Step 1: Write the proportion equation
272,239.13 : 422,919.75 = 422,919.75 : x - Step 2: Convert to fraction form
272,239.13/422,919.75 = 422,919.75/x - Step 3: Cross multiply
272,239.13x = 422,919.75 × 422,919.75 - Step 4: Simplify right side
272,239.13x = 178,861,114,940.06 - Step 5: Solve for x
x = 178,861,114,940.06/272,239.13 - Step 6: Final answer
x = 657,000.04
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.