Finding the Fourth Proportional to 546,514.26, 819,709.80 and 147,184.26
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Solution
The fourth proportional to 546,514.26, 819,709.80 and 147,184.26 is: 220,759.80
Step by Step Solution
- Step 1: Write the proportion equation
546,514.26 : 819,709.80 = 147,184.26 : x - Step 2: Convert to fraction form
546,514.26/819,709.80 = 147,184.26/x - Step 3: Cross multiply
546,514.26x = 819,709.80 × 147,184.26 - Step 4: Simplify right side
546,514.26x = 120,648,380,327.75 - Step 5: Solve for x
x = 120,648,380,327.75/546,514.26 - Step 6: Final answer
x = 220,759.80
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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.