Finding the Fourth Proportional to 282,455.26, 423,628.11 and 80,049.63
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Solution
The fourth proportional to 282,455.26, 423,628.11 and 80,049.63 is: 120,058.92
Step by Step Solution
- Step 1: Write the proportion equation
282,455.26 : 423,628.11 = 80,049.63 : x - Step 2: Convert to fraction form
282,455.26/423,628.11 = 80,049.63/x - Step 3: Cross multiply
282,455.26x = 423,628.11 × 80,049.63 - Step 4: Simplify right side
282,455.26x = 33,911,273,463.10 - Step 5: Solve for x
x = 33,911,273,463.10/282,455.26 - Step 6: Final answer
x = 120,058.92
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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.