Finding the Fourth Proportional to 450,186.70, 674,944.68 and 150,489.94
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Solution
The fourth proportional to 450,186.70, 674,944.68 and 150,489.94 is: 225,622.80
Step by Step Solution
- Step 1: Write the proportion equation
450,186.70 : 674,944.68 = 150,489.94 : x - Step 2: Convert to fraction form
450,186.70/674,944.68 = 150,489.94/x - Step 3: Cross multiply
450,186.70x = 674,944.68 × 150,489.94 - Step 4: Simplify right side
450,186.70x = 101,572,384,396.52 - Step 5: Solve for x
x = 101,572,384,396.52/450,186.70 - Step 6: Final answer
x = 225,622.80
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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.