Finding the Third Proportional to 415,579.50 and 909,976.50
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Solution
The third proportional to 415,579.50 and 909,976.50 is: 1,992,536.28
Step by Step Solution
- Step 1: Write the proportion equation
415,579.50 : 909,976.50 = 909,976.50 : x - Step 2: Convert to fraction form
415,579.50/909,976.50 = 909,976.50/x - Step 3: Cross multiply
415,579.50x = 909,976.50 × 909,976.50 - Step 4: Simplify right side
415,579.50x = 828,057,230,552.25 - Step 5: Solve for x
x = 828,057,230,552.25/415,579.50 - Step 6: Final answer
x = 1,992,536.28
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.