Finding the Third Proportional to 120,423.38 and 284,790.94
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Solution
The third proportional to 120,423.38 and 284,790.94 is: 673,506.10
Step by Step Solution
- Step 1: Write the proportion equation
120,423.38 : 284,790.94 = 284,790.94 : x - Step 2: Convert to fraction form
120,423.38/284,790.94 = 284,790.94/x - Step 3: Cross multiply
120,423.38x = 284,790.94 × 284,790.94 - Step 4: Simplify right side
120,423.38x = 81,105,878,082.13 - Step 5: Solve for x
x = 81,105,878,082.13/120,423.38 - Step 6: Final answer
x = 673,506.10
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These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.