Finding the Third Proportional to 225,600 and 490,080
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Solution
The third proportional to 225,600 and 490,080 is: 1,064,620.60
Step by Step Solution
- Step 1: Write the proportion equation
225,600 : 490,080 = 490,080 : x - Step 2: Convert to fraction form
225,600/490,080 = 490,080/x - Step 3: Cross multiply
225,600x = 490,080 × 490,080 - Step 4: Simplify right side
225,600x = 240,178,406,400 - Step 5: Solve for x
x = 240,178,406,400/225,600 - Step 6: Final answer
x = 1,064,620.60
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.