Finding the Fourth Proportional to 488,303.82, 673,826.60 and 270,497.75
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Solution
The fourth proportional to 488,303.82, 673,826.60 and 270,497.75 is: 373,268.79
Step by Step Solution
- Step 1: Write the proportion equation
488,303.82 : 673,826.60 = 270,497.75 : x - Step 2: Convert to fraction form
488,303.82/673,826.60 = 270,497.75/x - Step 3: Cross multiply
488,303.82x = 673,826.60 × 270,497.75 - Step 4: Simplify right side
488,303.82x = 182,268,576,497.26 - Step 5: Solve for x
x = 182,268,576,497.26/488,303.82 - Step 6: Final answer
x = 373,268.79
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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.