Finding the Fourth Proportional to 323,939.68, 486,049.80 and 174,004.96
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Solution
The fourth proportional to 323,939.68, 486,049.80 and 174,004.96 is: 261,082.79
Step by Step Solution
- Step 1: Write the proportion equation
323,939.68 : 486,049.80 = 174,004.96 : x - Step 2: Convert to fraction form
323,939.68/486,049.80 = 174,004.96/x - Step 3: Cross multiply
323,939.68x = 486,049.80 × 174,004.96 - Step 4: Simplify right side
323,939.68x = 84,575,076,007.01 - Step 5: Solve for x
x = 84,575,076,007.01/323,939.68 - Step 6: Final answer
x = 261,082.79
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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.