Finding the Fourth Proportional to 329,622.18, 493,924.38 and 222,586.68
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Solution
The fourth proportional to 329,622.18, 493,924.38 and 222,586.68 is: 333,536.38
Step by Step Solution
- Step 1: Write the proportion equation
329,622.18 : 493,924.38 = 222,586.68 : x - Step 2: Convert to fraction form
329,622.18/493,924.38 = 222,586.68/x - Step 3: Cross multiply
329,622.18x = 493,924.38 × 222,586.68 - Step 4: Simplify right side
329,622.18x = 109,940,987,915.26 - Step 5: Solve for x
x = 109,940,987,915.26/329,622.18 - Step 6: Final answer
x = 333,536.38
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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.