Finding the Fourth Proportional to 480,673.68, 720,958.58 and 160,789.26
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Solution
The fourth proportional to 480,673.68, 720,958.58 and 160,789.26 is: 241,166.52
Step by Step Solution
- Step 1: Write the proportion equation
480,673.68 : 720,958.58 = 160,789.26 : x - Step 2: Convert to fraction form
480,673.68/720,958.58 = 160,789.26/x - Step 3: Cross multiply
480,673.68x = 720,958.58 × 160,789.26 - Step 4: Simplify right side
480,673.68x = 115,922,396,568.85 - Step 5: Solve for x
x = 115,922,396,568.85/480,673.68 - Step 6: Final answer
x = 241,166.52
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.