Finding the Fourth Proportional to 462,928.18, 694,322.09 and 125,995.08
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Solution
The fourth proportional to 462,928.18, 694,322.09 and 125,995.08 is: 188,973.52
Step by Step Solution
- Step 1: Write the proportion equation
462,928.18 : 694,322.09 = 125,995.08 : x - Step 2: Convert to fraction form
462,928.18/694,322.09 = 125,995.08/x - Step 3: Cross multiply
462,928.18x = 694,322.09 × 125,995.08 - Step 4: Simplify right side
462,928.18x = 87,481,166,524.69 - Step 5: Solve for x
x = 87,481,166,524.69/462,928.18 - Step 6: Final answer
x = 188,973.52
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.