Finding the Fourth Proportional to 335,353.19, 462,853.10 and 192,209.18
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Solution
The fourth proportional to 335,353.19, 462,853.10 and 192,209.18 is: 265,286.32
Step by Step Solution
- Step 1: Write the proportion equation
335,353.19 : 462,853.10 = 192,209.18 : x - Step 2: Convert to fraction form
335,353.19/462,853.10 = 192,209.18/x - Step 3: Cross multiply
335,353.19x = 462,853.10 × 192,209.18 - Step 4: Simplify right side
335,353.19x = 88,964,612,977.72 - Step 5: Solve for x
x = 88,964,612,977.72/335,353.19 - Step 6: Final answer
x = 265,286.32
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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.