Finding the Fourth Proportional to 329,163.63, 493,745.44 and 92,506.31
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Solution
The fourth proportional to 329,163.63, 493,745.44 and 92,506.31 is: 138,759.46
Step by Step Solution
- Step 1: Write the proportion equation
329,163.63 : 493,745.44 = 92,506.31 : x - Step 2: Convert to fraction form
329,163.63/493,745.44 = 92,506.31/x - Step 3: Cross multiply
329,163.63x = 493,745.44 × 92,506.31 - Step 4: Simplify right side
329,163.63x = 45,674,566,670.07 - Step 5: Solve for x
x = 45,674,566,670.07/329,163.63 - Step 6: Final answer
x = 138,759.46
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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.