Finding the Fourth Proportional to 335,194.03, 462,540.41 and 197,351.20
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Solution
The fourth proportional to 335,194.03, 462,540.41 and 197,351.20 is: 272,328.55
Step by Step Solution
- Step 1: Write the proportion equation
335,194.03 : 462,540.41 = 197,351.20 : x - Step 2: Convert to fraction form
335,194.03/462,540.41 = 197,351.20/x - Step 3: Cross multiply
335,194.03x = 462,540.41 × 197,351.20 - Step 4: Simplify right side
335,194.03x = 91,282,903,975.24 - Step 5: Solve for x
x = 91,282,903,975.24/335,194.03 - Step 6: Final answer
x = 272,328.55
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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.