Finding the Third Proportional to 196,434 and 307,287
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Solution
The third proportional to 196,434 and 307,287 is: 480,697.34
Step by Step Solution
- Step 1: Write the proportion equation
196,434 : 307,287 = 307,287 : x - Step 2: Convert to fraction form
196,434/307,287 = 307,287/x - Step 3: Cross multiply
196,434x = 307,287 × 307,287 - Step 4: Simplify right side
196,434x = 94,425,300,369 - Step 5: Solve for x
x = 94,425,300,369/196,434 - Step 6: Final answer
x = 480,697.34
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These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.