Finding the Fourth Proportional to 341,767.20, 512,650.80 and 201,799.20
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Solution
The fourth proportional to 341,767.20, 512,650.80 and 201,799.20 is: 302,698.80
Step by Step Solution
- Step 1: Write the proportion equation
341,767.20 : 512,650.80 = 201,799.20 : x - Step 2: Convert to fraction form
341,767.20/512,650.80 = 201,799.20/x - Step 3: Cross multiply
341,767.20x = 512,650.80 × 201,799.20 - Step 4: Simplify right side
341,767.20x = 103,452,521,319.36 - Step 5: Solve for x
x = 103,452,521,319.36/341,767.20 - Step 6: Final answer
x = 302,698.80
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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.