Finding the Fourth Proportional to 350,882.23, 484,217.11 and 189,736.87
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Solution
The fourth proportional to 350,882.23, 484,217.11 and 189,736.87 is: 261,836.68
Step by Step Solution
- Step 1: Write the proportion equation
350,882.23 : 484,217.11 = 189,736.87 : x - Step 2: Convert to fraction form
350,882.23/484,217.11 = 189,736.87/x - Step 3: Cross multiply
350,882.23x = 484,217.11 × 189,736.87 - Step 4: Simplify right side
350,882.23x = 91,873,838,851.85 - Step 5: Solve for x
x = 91,873,838,851.85/350,882.23 - Step 6: Final answer
x = 261,836.68
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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.