Finding the Fourth Proportional to 460,673.23, 691,108.23 and 161,163.58
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Solution
The fourth proportional to 460,673.23, 691,108.23 and 161,163.58 is: 241,779.79
Step by Step Solution
- Step 1: Write the proportion equation
460,673.23 : 691,108.23 = 161,163.58 : x - Step 2: Convert to fraction form
460,673.23/691,108.23 = 161,163.58/x - Step 3: Cross multiply
460,673.23x = 691,108.23 × 161,163.58 - Step 4: Simplify right side
460,673.23x = 111,381,476,514.26 - Step 5: Solve for x
x = 111,381,476,514.26/460,673.23 - Step 6: Final answer
x = 241,779.79
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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.