Finding the Fourth Proportional to 197,589.70, 296,415.43 and 64,438.99
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Solution
The fourth proportional to 197,589.70, 296,415.43 and 64,438.99 is: 96,668.56
Step by Step Solution
- Step 1: Write the proportion equation
197,589.70 : 296,415.43 = 64,438.99 : x - Step 2: Convert to fraction form
197,589.70/296,415.43 = 64,438.99/x - Step 3: Cross multiply
197,589.70x = 296,415.43 × 64,438.99 - Step 4: Simplify right side
197,589.70x = 19,100,710,929.62 - Step 5: Solve for x
x = 19,100,710,929.62/197,589.70 - Step 6: Final answer
x = 96,668.56
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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.