Finding the Fourth Proportional to 380,884.26, 571,398.66 and 153,197.31
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Solution
The fourth proportional to 380,884.26, 571,398.66 and 153,197.31 is: 229,825.03
Step by Step Solution
- Step 1: Write the proportion equation
380,884.26 : 571,398.66 = 153,197.31 : x - Step 2: Convert to fraction form
380,884.26/571,398.66 = 153,197.31/x - Step 3: Cross multiply
380,884.26x = 571,398.66 × 153,197.31 - Step 4: Simplify right side
380,884.26x = 87,536,737,649.60 - Step 5: Solve for x
x = 87,536,737,649.60/380,884.26 - Step 6: Final answer
x = 229,825.03
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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.