Finding the Fourth Proportional to 372,434.92, 513,955.18 and 202,668.64
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Solution
The fourth proportional to 372,434.92, 513,955.18 and 202,668.64 is: 279,680.00
Step by Step Solution
- Step 1: Write the proportion equation
372,434.92 : 513,955.18 = 202,668.64 : x - Step 2: Convert to fraction form
372,434.92/513,955.18 = 202,668.64/x - Step 3: Cross multiply
372,434.92x = 513,955.18 × 202,668.64 - Step 4: Simplify right side
372,434.92x = 104,162,597,351.56 - Step 5: Solve for x
x = 104,162,597,351.56/372,434.92 - Step 6: Final answer
x = 279,680.00
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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.