Finding the Fourth Proportional to 351,759.70, 485,648.49 and 271,034.02
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Solution
The fourth proportional to 351,759.70, 485,648.49 and 271,034.02 is: 374,196.54
Step by Step Solution
- Step 1: Write the proportion equation
351,759.70 : 485,648.49 = 271,034.02 : x - Step 2: Convert to fraction form
351,759.70/485,648.49 = 271,034.02/x - Step 3: Cross multiply
351,759.70x = 485,648.49 × 271,034.02 - Step 4: Simplify right side
351,759.70x = 131,627,262,551.63 - Step 5: Solve for x
x = 131,627,262,551.63/351,759.70 - Step 6: Final answer
x = 374,196.54
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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.