Finding the Fourth Proportional to 449,338.92, 673,935.12 and 149,821.98
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Solution
The fourth proportional to 449,338.92, 673,935.12 and 149,821.98 is: 224,708.54
Step by Step Solution
- Step 1: Write the proportion equation
449,338.92 : 673,935.12 = 149,821.98 : x - Step 2: Convert to fraction form
449,338.92/673,935.12 = 149,821.98/x - Step 3: Cross multiply
449,338.92x = 673,935.12 × 149,821.98 - Step 4: Simplify right side
449,338.92x = 100,970,294,069.94 - Step 5: Solve for x
x = 100,970,294,069.94/449,338.92 - Step 6: Final answer
x = 224,708.54
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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.