Finding the Fourth Proportional to 270,201.63, 372,684.87 and 189,647.13
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Solution
The fourth proportional to 270,201.63, 372,684.87 and 189,647.13 is: 261,577.31
Step by Step Solution
- Step 1: Write the proportion equation
270,201.63 : 372,684.87 = 189,647.13 : x - Step 2: Convert to fraction form
270,201.63/372,684.87 = 189,647.13/x - Step 3: Cross multiply
270,201.63x = 372,684.87 × 189,647.13 - Step 4: Simplify right side
270,201.63x = 70,678,615,989.92 - Step 5: Solve for x
x = 70,678,615,989.92/270,201.63 - Step 6: Final answer
x = 261,577.31
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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.