Finding the Fourth Proportional to 331,142.44, 496,810.44 and 106,497.84
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Solution
The fourth proportional to 331,142.44, 496,810.44 and 106,497.84 is: 159,777.89
Step by Step Solution
- Step 1: Write the proportion equation
331,142.44 : 496,810.44 = 106,497.84 : x - Step 2: Convert to fraction form
331,142.44/496,810.44 = 106,497.84/x - Step 3: Cross multiply
331,142.44x = 496,810.44 × 106,497.84 - Step 4: Simplify right side
331,142.44x = 52,909,238,749.45 - Step 5: Solve for x
x = 52,909,238,749.45/331,142.44 - Step 6: Final answer
x = 159,777.89
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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.