Finding the Fourth Proportional to 202,244.18, 280,276.56 and 199,390.14
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Solution
The fourth proportional to 202,244.18, 280,276.56 and 199,390.14 is: 276,321.35
Step by Step Solution
- Step 1: Write the proportion equation
202,244.18 : 280,276.56 = 199,390.14 : x - Step 2: Convert to fraction form
202,244.18/280,276.56 = 199,390.14/x - Step 3: Cross multiply
202,244.18x = 280,276.56 × 199,390.14 - Step 4: Simplify right side
202,244.18x = 55,884,382,537.12 - Step 5: Solve for x
x = 55,884,382,537.12/202,244.18 - Step 6: Final answer
x = 276,321.35
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.