Finding the Fourth Proportional to 805,042.14, 1,207,604.61 and 206,008.62
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Solution
The fourth proportional to 805,042.14, 1,207,604.61 and 206,008.62 is: 309,023.52
Step by Step Solution
- Step 1: Write the proportion equation
805,042.14 : 1,207,604.61 = 206,008.62 : x - Step 2: Convert to fraction form
805,042.14/1,207,604.61 = 206,008.62/x - Step 3: Cross multiply
805,042.14x = 1,207,604.61 × 206,008.62 - Step 4: Simplify right side
805,042.14x = 248,776,959,211.74 - Step 5: Solve for x
x = 248,776,959,211.74/805,042.14 - Step 6: Final answer
x = 309,023.52
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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.