Finding the Fourth Proportional to 341,655.75, 471,480.84 and 188,700.21
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Solution
The fourth proportional to 341,655.75, 471,480.84 and 188,700.21 is: 260,404.03
Step by Step Solution
- Step 1: Write the proportion equation
341,655.75 : 471,480.84 = 188,700.21 : x - Step 2: Convert to fraction form
341,655.75/471,480.84 = 188,700.21/x - Step 3: Cross multiply
341,655.75x = 471,480.84 × 188,700.21 - Step 4: Simplify right side
341,655.75x = 88,968,533,518.98 - Step 5: Solve for x
x = 88,968,533,518.98/341,655.75 - Step 6: Final answer
x = 260,404.03
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1.5x scale
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.