Finding the Fourth Proportional to 352,392.26, 486,301.56 and 191,247.26
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Solution
The fourth proportional to 352,392.26, 486,301.56 and 191,247.26 is: 263,921.35
Step by Step Solution
- Step 1: Write the proportion equation
352,392.26 : 486,301.56 = 191,247.26 : x - Step 2: Convert to fraction form
352,392.26/486,301.56 = 191,247.26/x - Step 3: Cross multiply
352,392.26x = 486,301.56 × 191,247.26 - Step 4: Simplify right side
352,392.26x = 93,003,840,883.73 - Step 5: Solve for x
x = 93,003,840,883.73/352,392.26 - Step 6: Final answer
x = 263,921.35
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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.