Finding the Fourth Proportional to 449,429.73, 674,147.12 and 149,909.49
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Solution
The fourth proportional to 449,429.73, 674,147.12 and 149,909.49 is: 224,865.08
Step by Step Solution
- Step 1: Write the proportion equation
449,429.73 : 674,147.12 = 149,909.49 : x - Step 2: Convert to fraction form
449,429.73/674,147.12 = 149,909.49/x - Step 3: Cross multiply
449,429.73x = 674,147.12 × 149,909.49 - Step 4: Simplify right side
449,429.73x = 101,061,050,879.44 - Step 5: Solve for x
x = 101,061,050,879.44/449,429.73 - Step 6: Final answer
x = 224,865.08
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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.