Finding the Fourth Proportional to 475,007.76, 655,497.84 and 271,054.92
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Solution
The fourth proportional to 475,007.76, 655,497.84 and 271,054.92 is: 374,048.45
Step by Step Solution
- Step 1: Write the proportion equation
475,007.76 : 655,497.84 = 271,054.92 : x - Step 2: Convert to fraction form
475,007.76/655,497.84 = 271,054.92/x - Step 3: Cross multiply
475,007.76x = 655,497.84 × 271,054.92 - Step 4: Simplify right side
475,007.76x = 177,675,914,581.37 - Step 5: Solve for x
x = 177,675,914,581.37/475,007.76 - Step 6: Final answer
x = 374,048.45
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1.5x scale
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.