Finding the Fourth Proportional to 1,441, 2,162.46 and 529
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Solution
The fourth proportional to 1,441, 2,162.46 and 529 is: 793.85
Step by Step Solution
- Step 1: Write the proportion equation
1,441 : 2,162.46 = 529 : x - Step 2: Convert to fraction form
1,441/2,162.46 = 529/x - Step 3: Cross multiply
1,441x = 2,162.46 × 529 - Step 4: Simplify right side
1,441x = 1,143,941.34 - Step 5: Solve for x
x = 1,143,941.34/1,441 - Step 6: Final answer
x = 793.85
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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.