Finding the Fourth Proportional to 356,556.75, 492,052.08 and 195,408.26
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Solution
The fourth proportional to 356,556.75, 492,052.08 and 195,408.26 is: 269,665.46
Step by Step Solution
- Step 1: Write the proportion equation
356,556.75 : 492,052.08 = 195,408.26 : x - Step 2: Convert to fraction form
356,556.75/492,052.08 = 195,408.26/x - Step 3: Cross multiply
356,556.75x = 492,052.08 × 195,408.26 - Step 4: Simplify right side
356,556.75x = 96,151,040,782.18 - Step 5: Solve for x
x = 96,151,040,782.18/356,556.75 - Step 6: Final answer
x = 269,665.46
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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.