Finding the Fourth Proportional to 269,810.44, 372,669.56 and 202,130.08
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Solution
The fourth proportional to 269,810.44, 372,669.56 and 202,130.08 is: 279,187.60
Step by Step Solution
- Step 1: Write the proportion equation
269,810.44 : 372,669.56 = 202,130.08 : x - Step 2: Convert to fraction form
269,810.44/372,669.56 = 202,130.08/x - Step 3: Cross multiply
269,810.44x = 372,669.56 × 202,130.08 - Step 4: Simplify right side
269,810.44x = 75,327,727,976.36 - Step 5: Solve for x
x = 75,327,727,976.36/269,810.44 - Step 6: Final answer
x = 279,187.60
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1.5x scale
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.