Finding the Fourth Proportional to 422,262.65, 582,716.44 and 241,031.99
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Solution
The fourth proportional to 422,262.65, 582,716.44 and 241,031.99 is: 332,620.71
Step by Step Solution
- Step 1: Write the proportion equation
422,262.65 : 582,716.44 = 241,031.99 : x - Step 2: Convert to fraction form
422,262.65/582,716.44 = 241,031.99/x - Step 3: Cross multiply
422,262.65x = 582,716.44 × 241,031.99 - Step 4: Simplify right side
422,262.65x = 140,453,303,138.92 - Step 5: Solve for x
x = 140,453,303,138.92/422,262.65 - Step 6: Final answer
x = 332,620.71
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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.