Finding the Fourth Proportional to 350,978.62, 484,350.60 and 198,049.23
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Solution
The fourth proportional to 350,978.62, 484,350.60 and 198,049.23 is: 273,307.99
Step by Step Solution
- Step 1: Write the proportion equation
350,978.62 : 484,350.60 = 198,049.23 : x - Step 2: Convert to fraction form
350,978.62/484,350.60 = 198,049.23/x - Step 3: Cross multiply
350,978.62x = 484,350.60 × 198,049.23 - Step 4: Simplify right side
350,978.62x = 95,925,262,389.79 - Step 5: Solve for x
x = 95,925,262,389.79/350,978.62 - Step 6: Final answer
x = 273,307.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.