Finding the Third Proportional to 261,873 and 400,416.75
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Solution
The third proportional to 261,873 and 400,416.75 is: 612,256.99
Step by Step Solution
- Step 1: Write the proportion equation
261,873 : 400,416.75 = 400,416.75 : x - Step 2: Convert to fraction form
261,873/400,416.75 = 400,416.75/x - Step 3: Cross multiply
261,873x = 400,416.75 × 400,416.75 - Step 4: Simplify right side
261,873x = 160,333,573,680.56 - Step 5: Solve for x
x = 160,333,573,680.56/261,873 - Step 6: Final answer
x = 612,256.99
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These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.