Finding the Fourth Proportional to 303,452.76, 418,962.06 and 271,566.84
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Solution
The fourth proportional to 303,452.76, 418,962.06 and 271,566.84 is: 374,938.76
Step by Step Solution
- Step 1: Write the proportion equation
303,452.76 : 418,962.06 = 271,566.84 : x - Step 2: Convert to fraction form
303,452.76/418,962.06 = 271,566.84/x - Step 3: Cross multiply
303,452.76x = 418,962.06 × 271,566.84 - Step 4: Simplify right side
303,452.76x = 113,776,202,714.09 - Step 5: Solve for x
x = 113,776,202,714.09/303,452.76 - Step 6: Final answer
x = 374,938.76
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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.