Finding the Fourth Proportional to 805,556.26, 1,208,244.17 and 206,531.49
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Solution
The fourth proportional to 805,556.26, 1,208,244.17 and 206,531.49 is: 309,774.10
Step by Step Solution
- Step 1: Write the proportion equation
805,556.26 : 1,208,244.17 = 206,531.49 : x - Step 2: Convert to fraction form
805,556.26/1,208,244.17 = 206,531.49/x - Step 3: Cross multiply
805,556.26x = 1,208,244.17 × 206,531.49 - Step 4: Simplify right side
805,556.26x = 249,540,466,383.91 - Step 5: Solve for x
x = 249,540,466,383.91/805,556.26 - Step 6: Final answer
x = 309,774.10
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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.