Finding the Fourth Proportional to 270,615.40, 373,449.97 and 149,765.02
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Solution
The fourth proportional to 270,615.40, 373,449.97 and 149,765.02 is: 206,676.12
Step by Step Solution
- Step 1: Write the proportion equation
270,615.40 : 373,449.97 = 149,765.02 : x - Step 2: Convert to fraction form
270,615.40/373,449.97 = 149,765.02/x - Step 3: Cross multiply
270,615.40x = 373,449.97 × 149,765.02 - Step 4: Simplify right side
270,615.40x = 55,929,741,666.84 - Step 5: Solve for x
x = 55,929,741,666.84/270,615.40 - Step 6: Final answer
x = 206,676.12
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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.