Finding the Fourth Proportional to 331,480.62, 497,304.36 and 131,734.62
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Solution
The fourth proportional to 331,480.62, 497,304.36 and 131,734.62 is: 197,635.09
Step by Step Solution
- Step 1: Write the proportion equation
331,480.62 : 497,304.36 = 131,734.62 : x - Step 2: Convert to fraction form
331,480.62/497,304.36 = 131,734.62/x - Step 3: Cross multiply
331,480.62x = 497,304.36 × 131,734.62 - Step 4: Simplify right side
331,480.62x = 65,512,200,888.94 - Step 5: Solve for x
x = 65,512,200,888.94/331,480.62 - Step 6: Final answer
x = 197,635.09
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.