Finding the Third Proportional to 259,181.50 and 405,701.75
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Solution
The third proportional to 259,181.50 and 405,701.75 is: 635,052.69
Step by Step Solution
- Step 1: Write the proportion equation
259,181.50 : 405,701.75 = 405,701.75 : x - Step 2: Convert to fraction form
259,181.50/405,701.75 = 405,701.75/x - Step 3: Cross multiply
259,181.50x = 405,701.75 × 405,701.75 - Step 4: Simplify right side
259,181.50x = 164,593,909,953.06 - Step 5: Solve for x
x = 164,593,909,953.06/259,181.50 - Step 6: Final answer
x = 635,052.69
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Why These Related Problems?
These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.