Finding the Fourth Proportional to 481,075.29, 663,884.16 and 263,283.84
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Solution
The fourth proportional to 481,075.29, 663,884.16 and 263,283.84 is: 363,331.84
Step by Step Solution
- Step 1: Write the proportion equation
481,075.29 : 663,884.16 = 263,283.84 : x - Step 2: Convert to fraction form
481,075.29/663,884.16 = 263,283.84/x - Step 3: Cross multiply
481,075.29x = 663,884.16 × 263,283.84 - Step 4: Simplify right side
481,075.29x = 174,789,969,779.56 - Step 5: Solve for x
x = 174,789,969,779.56/481,075.29 - Step 6: Final answer
x = 363,331.84
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.