Finding the Fourth Proportional to 488,007.21, 673,442.97 and 270,195.02
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Solution
The fourth proportional to 488,007.21, 673,442.97 and 270,195.02 is: 372,865.26
Step by Step Solution
- Step 1: Write the proportion equation
488,007.21 : 673,442.97 = 270,195.02 : x - Step 2: Convert to fraction form
488,007.21/673,442.97 = 270,195.02/x - Step 3: Cross multiply
488,007.21x = 673,442.97 × 270,195.02 - Step 4: Simplify right side
488,007.21x = 181,960,933,380.80 - Step 5: Solve for x
x = 181,960,933,380.80/488,007.21 - Step 6: Final answer
x = 372,865.26
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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.