Finding the Fourth Proportional to 258,806.43, 388,375.56 and 125,614.08
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Solution
The fourth proportional to 258,806.43, 388,375.56 and 125,614.08 is: 188,501.65
Step by Step Solution
- Step 1: Write the proportion equation
258,806.43 : 388,375.56 = 125,614.08 : x - Step 2: Convert to fraction form
258,806.43/388,375.56 = 125,614.08/x - Step 3: Cross multiply
258,806.43x = 388,375.56 × 125,614.08 - Step 4: Simplify right side
258,806.43x = 48,785,438,663.88 - Step 5: Solve for x
x = 48,785,438,663.88/258,806.43 - Step 6: Final answer
x = 188,501.65
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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.