Finding the Fourth Proportional to 861,727.58, 1,292,785.19 and 262,749.29
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Solution
The fourth proportional to 861,727.58, 1,292,785.19 and 262,749.29 is: 394,183.03
Step by Step Solution
- Step 1: Write the proportion equation
861,727.58 : 1,292,785.19 = 262,749.29 : x - Step 2: Convert to fraction form
861,727.58/1,292,785.19 = 262,749.29/x - Step 3: Cross multiply
861,727.58x = 1,292,785.19 × 262,749.29 - Step 4: Simplify right side
861,727.58x = 339,678,384,002.65 - Step 5: Solve for x
x = 339,678,384,002.65/861,727.58 - Step 6: Final answer
x = 394,183.03
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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.