Finding the Fourth Proportional to 492,339.24, 738,213.57 and 225,765.81
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Solution
The fourth proportional to 492,339.24, 738,213.57 and 225,765.81 is: 338,513.31
Step by Step Solution
- Step 1: Write the proportion equation
492,339.24 : 738,213.57 = 225,765.81 : x - Step 2: Convert to fraction form
492,339.24/738,213.57 = 225,765.81/x - Step 3: Cross multiply
492,339.24x = 738,213.57 × 225,765.81 - Step 4: Simplify right side
492,339.24x = 166,663,384,584.04 - Step 5: Solve for x
x = 166,663,384,584.04/492,339.24 - Step 6: Final answer
x = 338,513.31
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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.