Finding the Fourth Proportional to 448,713.26, 673,075.76 and 149,193.84
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Solution
The fourth proportional to 448,713.26, 673,075.76 and 149,193.84 is: 223,792.71
Step by Step Solution
- Step 1: Write the proportion equation
448,713.26 : 673,075.76 = 149,193.84 : x - Step 2: Convert to fraction form
448,713.26/673,075.76 = 149,193.84/x - Step 3: Cross multiply
448,713.26x = 673,075.76 × 149,193.84 - Step 4: Simplify right side
448,713.26x = 100,418,757,245.32 - Step 5: Solve for x
x = 100,418,757,245.32/448,713.26 - Step 6: Final answer
x = 223,792.71
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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.