Finding the Third Proportional to 205,213.50 and 499,911.75
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Solution
The third proportional to 205,213.50 and 499,911.75 is: 1,217,813.44
Step by Step Solution
- Step 1: Write the proportion equation
205,213.50 : 499,911.75 = 499,911.75 : x - Step 2: Convert to fraction form
205,213.50/499,911.75 = 499,911.75/x - Step 3: Cross multiply
205,213.50x = 499,911.75 × 499,911.75 - Step 4: Simplify right side
205,213.50x = 249,911,757,788.06 - Step 5: Solve for x
x = 249,911,757,788.06/205,213.50 - Step 6: Final answer
x = 1,217,813.44
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Why These Related Problems?
These problems maintain the same ratio (2.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.