Finding the Fourth Proportional to 755,160.26, 1,132,389.18 and 275,053.82
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Solution
The fourth proportional to 755,160.26, 1,132,389.18 and 275,053.82 is: 412,452.80
Step by Step Solution
- Step 1: Write the proportion equation
755,160.26 : 1,132,389.18 = 275,053.82 : x - Step 2: Convert to fraction form
755,160.26/1,132,389.18 = 275,053.82/x - Step 3: Cross multiply
755,160.26x = 1,132,389.18 × 275,053.82 - Step 4: Simplify right side
755,160.26x = 311,467,964,023.72 - Step 5: Solve for x
x = 311,467,964,023.72/755,160.26 - Step 6: Final answer
x = 412,452.80
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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.