Finding the Fourth Proportional to 488,163.42, 673,658.28 and 270,351.36
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Solution
The fourth proportional to 488,163.42, 673,658.28 and 270,351.36 is: 373,080.87
Step by Step Solution
- Step 1: Write the proportion equation
488,163.42 : 673,658.28 = 270,351.36 : x - Step 2: Convert to fraction form
488,163.42/673,658.28 = 270,351.36/x - Step 3: Cross multiply
488,163.42x = 673,658.28 × 270,351.36 - Step 4: Simplify right side
488,163.42x = 182,124,432,173.26 - Step 5: Solve for x
x = 182,124,432,173.26/488,163.42 - Step 6: Final answer
x = 373,080.87
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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.