Finding the Third Proportional to 187,945 and 391,441
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Solution
The third proportional to 187,945 and 391,441 is: 815,270.73
Step by Step Solution
- Step 1: Write the proportion equation
187,945 : 391,441 = 391,441 : x - Step 2: Convert to fraction form
187,945/391,441 = 391,441/x - Step 3: Cross multiply
187,945x = 391,441 × 391,441 - Step 4: Simplify right side
187,945x = 153,226,056,481 - Step 5: Solve for x
x = 153,226,056,481/187,945 - Step 6: Final answer
x = 815,270.73
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These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.