Finding the Fourth Proportional to 667,249.97, 1,001,021.94 and 193,972.23
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Solution
The fourth proportional to 667,249.97, 1,001,021.94 and 193,972.23 is: 291,001.08
Step by Step Solution
- Step 1: Write the proportion equation
667,249.97 : 1,001,021.94 = 193,972.23 : x - Step 2: Convert to fraction form
667,249.97/1,001,021.94 = 193,972.23/x - Step 3: Cross multiply
667,249.97x = 1,001,021.94 × 193,972.23 - Step 4: Simplify right side
667,249.97x = 194,170,457,980.73 - Step 5: Solve for x
x = 194,170,457,980.73/667,249.97 - Step 6: Final answer
x = 291,001.08
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.