Finding the Fourth Proportional to 912,845.56, 1,369,251.33 and 273,149.68
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Solution
The fourth proportional to 912,845.56, 1,369,251.33 and 273,149.68 is: 409,719.43
Step by Step Solution
- Step 1: Write the proportion equation
912,845.56 : 1,369,251.33 = 273,149.68 : x - Step 2: Convert to fraction form
912,845.56/1,369,251.33 = 273,149.68/x - Step 3: Cross multiply
912,845.56x = 1,369,251.33 × 273,149.68 - Step 4: Simplify right side
912,845.56x = 374,010,562,629.07 - Step 5: Solve for x
x = 374,010,562,629.07/912,845.56 - Step 6: Final answer
x = 409,719.43
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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.