Finding the Fourth Proportional to 450,753.22, 621,857.14 and 269,361.62
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Solution
The fourth proportional to 450,753.22, 621,857.14 and 269,361.62 is: 371,610.09
Step by Step Solution
- Step 1: Write the proportion equation
450,753.22 : 621,857.14 = 269,361.62 : x - Step 2: Convert to fraction form
450,753.22/621,857.14 = 269,361.62/x - Step 3: Cross multiply
450,753.22x = 621,857.14 × 269,361.62 - Step 4: Simplify right side
450,753.22x = 167,504,446,638.97 - Step 5: Solve for x
x = 167,504,446,638.97/450,753.22 - Step 6: Final answer
x = 371,610.09
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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.