Finding the Fourth Proportional to 1,495.26, 2,241 and 628.56
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Solution
The fourth proportional to 1,495.26, 2,241 and 628.56 is: 942.05
Step by Step Solution
- Step 1: Write the proportion equation
1,495.26 : 2,241 = 628.56 : x - Step 2: Convert to fraction form
1,495.26/2,241 = 628.56/x - Step 3: Cross multiply
1,495.26x = 2,241 × 628.56 - Step 4: Simplify right side
1,495.26x = 1,408,602.96 - Step 5: Solve for x
x = 1,408,602.96/1,495.26 - Step 6: Final answer
x = 942.05
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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.