Finding the Fourth Proportional to 270,358.09, 373,096.60 and 149,507.57
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Solution
The fourth proportional to 270,358.09, 373,096.60 and 149,507.57 is: 206,321.80
Step by Step Solution
- Step 1: Write the proportion equation
270,358.09 : 373,096.60 = 149,507.57 : x - Step 2: Convert to fraction form
270,358.09/373,096.60 = 149,507.57/x - Step 3: Cross multiply
270,358.09x = 373,096.60 × 149,507.57 - Step 4: Simplify right side
270,358.09x = 55,780,766,600.23 - Step 5: Solve for x
x = 55,780,766,600.23/270,358.09 - Step 6: Final answer
x = 206,321.80
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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.