Finding the Fourth Proportional to 868,528.33, 1,302,729.91 and 269,474.07
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Solution
The fourth proportional to 868,528.33, 1,302,729.91 and 269,474.07 is: 404,191.69
Step by Step Solution
- Step 1: Write the proportion equation
868,528.33 : 1,302,729.91 = 269,474.07 : x - Step 2: Convert to fraction form
868,528.33/1,302,729.91 = 269,474.07/x - Step 3: Cross multiply
868,528.33x = 1,302,729.91 × 269,474.07 - Step 4: Simplify right side
868,528.33x = 351,051,930,958.43 - Step 5: Solve for x
x = 351,051,930,958.43/868,528.33 - Step 6: Final answer
x = 404,191.69
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.