Finding the Third Proportional to 186,690 and 288,309
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Solution
The third proportional to 186,690 and 288,309 is: 445,241.20
Step by Step Solution
- Step 1: Write the proportion equation
186,690 : 288,309 = 288,309 : x - Step 2: Convert to fraction form
186,690/288,309 = 288,309/x - Step 3: Cross multiply
186,690x = 288,309 × 288,309 - Step 4: Simplify right side
186,690x = 83,122,079,481 - Step 5: Solve for x
x = 83,122,079,481/186,690 - Step 6: Final answer
x = 445,241.20
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These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.