Finding the Fourth Proportional to 292,450.91, 438,650.97 and 207,427.26
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Solution
The fourth proportional to 292,450.91, 438,650.97 and 207,427.26 is: 311,122.88
Step by Step Solution
- Step 1: Write the proportion equation
292,450.91 : 438,650.97 = 207,427.26 : x - Step 2: Convert to fraction form
292,450.91/438,650.97 = 207,427.26/x - Step 3: Cross multiply
292,450.91x = 438,650.97 × 207,427.26 - Step 4: Simplify right side
292,450.91x = 90,988,168,803.44 - Step 5: Solve for x
x = 90,988,168,803.44/292,450.91 - Step 6: Final answer
x = 311,122.88
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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.