Finding the Fourth Proportional to 270,299.08, 372,786.42 and 202,475.44
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Solution
The fourth proportional to 270,299.08, 372,786.42 and 202,475.44 is: 279,246.58
Step by Step Solution
- Step 1: Write the proportion equation
270,299.08 : 372,786.42 = 202,475.44 : x - Step 2: Convert to fraction form
270,299.08/372,786.42 = 202,475.44/x - Step 3: Cross multiply
270,299.08x = 372,786.42 × 202,475.44 - Step 4: Simplify right side
270,299.08x = 75,480,094,415.52 - Step 5: Solve for x
x = 75,480,094,415.52/270,299.08 - Step 6: Final answer
x = 279,246.58
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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.