Finding the Fourth Proportional to 324,394.52, 447,645.87 and 193,719.65
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Solution
The fourth proportional to 324,394.52, 447,645.87 and 193,719.65 is: 267,322.03
Step by Step Solution
- Step 1: Write the proportion equation
324,394.52 : 447,645.87 = 193,719.65 : x - Step 2: Convert to fraction form
324,394.52/447,645.87 = 193,719.65/x - Step 3: Cross multiply
324,394.52x = 447,645.87 × 193,719.65 - Step 4: Simplify right side
324,394.52x = 86,717,799,022.12 - Step 5: Solve for x
x = 86,717,799,022.12/324,394.52 - Step 6: Final answer
x = 267,322.03
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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.