Finding the Fourth Proportional to 804,534.26, 1,207,310.49 and 449,780.99
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Solution
The fourth proportional to 804,534.26, 1,207,310.49 and 449,780.99 is: 674,956.10
Step by Step Solution
- Step 1: Write the proportion equation
804,534.26 : 1,207,310.49 = 449,780.99 : x - Step 2: Convert to fraction form
804,534.26/1,207,310.49 = 449,780.99/x - Step 3: Cross multiply
804,534.26x = 1,207,310.49 × 449,780.99 - Step 4: Simplify right side
804,534.26x = 543,025,307,429.59 - Step 5: Solve for x
x = 543,025,307,429.59/804,534.26 - Step 6: Final answer
x = 674,956.10
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.