Finding the Fourth Proportional to 341,489.20, 511,888.20 and 201,175.60
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Solution
The fourth proportional to 341,489.20, 511,888.20 and 201,175.60 is: 301,559.80
Step by Step Solution
- Step 1: Write the proportion equation
341,489.20 : 511,888.20 = 201,175.60 : x - Step 2: Convert to fraction form
341,489.20/511,888.20 = 201,175.60/x - Step 3: Cross multiply
341,489.20x = 511,888.20 × 201,175.60 - Step 4: Simplify right side
341,489.20x = 102,979,415,767.92 - Step 5: Solve for x
x = 102,979,415,767.92/341,489.20 - Step 6: Final answer
x = 301,559.80
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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.