Finding the Third Proportional to 121,203 and 264,978
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Solution
The third proportional to 121,203 and 264,978 is: 579,303.65
Step by Step Solution
- Step 1: Write the proportion equation
121,203 : 264,978 = 264,978 : x - Step 2: Convert to fraction form
121,203/264,978 = 264,978/x - Step 3: Cross multiply
121,203x = 264,978 × 264,978 - Step 4: Simplify right side
121,203x = 70,213,340,484 - Step 5: Solve for x
x = 70,213,340,484/121,203 - Step 6: Final answer
x = 579,303.65
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These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.