Finding the Fourth Proportional to 341,437.26, 471,139.95 and 190,540.62
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Solution
The fourth proportional to 341,437.26, 471,139.95 and 190,540.62 is: 262,921.80
Step by Step Solution
- Step 1: Write the proportion equation
341,437.26 : 471,139.95 = 190,540.62 : x - Step 2: Convert to fraction form
341,437.26/471,139.95 = 190,540.62/x - Step 3: Cross multiply
341,437.26x = 471,139.95 × 190,540.62 - Step 4: Simplify right side
341,437.26x = 89,771,298,179.77 - Step 5: Solve for x
x = 89,771,298,179.77/341,437.26 - Step 6: Final answer
x = 262,921.80
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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.