Finding the Fourth Proportional to 475,048.53, 655,560.33 and 271,164.09
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Solution
The fourth proportional to 475,048.53, 655,560.33 and 271,164.09 is: 374,202.65
Step by Step Solution
- Step 1: Write the proportion equation
475,048.53 : 655,560.33 = 271,164.09 : x - Step 2: Convert to fraction form
475,048.53/655,560.33 = 271,164.09/x - Step 3: Cross multiply
475,048.53x = 655,560.33 × 271,164.09 - Step 4: Simplify right side
475,048.53x = 177,764,420,324.55 - Step 5: Solve for x
x = 177,764,420,324.55/475,048.53 - Step 6: Final answer
x = 374,202.65
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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.