Finding the Fourth Proportional to 281,672.67, 421,946.19 and 169,292.19
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Solution
The fourth proportional to 281,672.67, 421,946.19 and 169,292.19 is: 253,600.02
Step by Step Solution
- Step 1: Write the proportion equation
281,672.67 : 421,946.19 = 169,292.19 : x - Step 2: Convert to fraction form
281,672.67/421,946.19 = 169,292.19/x - Step 3: Cross multiply
281,672.67x = 421,946.19 × 169,292.19 - Step 4: Simplify right side
281,672.67x = 71,432,194,567.26 - Step 5: Solve for x
x = 71,432,194,567.26/281,672.67 - Step 6: Final answer
x = 253,600.02
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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.