Finding the Fourth Proportional to 741,821.79, 1,112,720.61 and 236,375.94
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Solution
The fourth proportional to 741,821.79, 1,112,720.61 and 236,375.94 is: 354,560.06
Step by Step Solution
- Step 1: Write the proportion equation
741,821.79 : 1,112,720.61 = 236,375.94 : x - Step 2: Convert to fraction form
741,821.79/1,112,720.61 = 236,375.94/x - Step 3: Cross multiply
741,821.79x = 1,112,720.61 × 236,375.94 - Step 4: Simplify right side
741,821.79x = 263,020,378,964.24 - Step 5: Solve for x
x = 263,020,378,964.24/741,821.79 - Step 6: Final answer
x = 354,560.06
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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.