Finding the Fourth Proportional to 341,517.76, 471,251.04 and 190,621.12
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Solution
The fourth proportional to 341,517.76, 471,251.04 and 190,621.12 is: 263,032.88
Step by Step Solution
- Step 1: Write the proportion equation
341,517.76 : 471,251.04 = 190,621.12 : x - Step 2: Convert to fraction form
341,517.76/471,251.04 = 190,621.12/x - Step 3: Cross multiply
341,517.76x = 471,251.04 × 190,621.12 - Step 4: Simplify right side
341,517.76x = 89,830,401,045.96 - Step 5: Solve for x
x = 89,830,401,045.96/341,517.76 - Step 6: Final answer
x = 263,032.88
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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.