Finding the Fourth Proportional to 863,954.21, 1,295,783.64 and 232,720.40
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Solution
The fourth proportional to 863,954.21, 1,295,783.64 and 232,720.40 is: 349,040.82
Step by Step Solution
- Step 1: Write the proportion equation
863,954.21 : 1,295,783.64 = 232,720.40 : x - Step 2: Convert to fraction form
863,954.21/1,295,783.64 = 232,720.40/x - Step 3: Cross multiply
863,954.21x = 1,295,783.64 × 232,720.40 - Step 4: Simplify right side
863,954.21x = 301,555,287,014.26 - Step 5: Solve for x
x = 301,555,287,014.26/863,954.21 - Step 6: Final answer
x = 349,040.82
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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.