Finding the Fourth Proportional to 492,236.75, 679,286.99 and 265,882.25
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Solution
The fourth proportional to 492,236.75, 679,286.99 and 265,882.25 is: 366,917.65
Step by Step Solution
- Step 1: Write the proportion equation
492,236.75 : 679,286.99 = 265,882.25 : x - Step 2: Convert to fraction form
492,236.75/679,286.99 = 265,882.25/x - Step 3: Cross multiply
492,236.75x = 679,286.99 × 265,882.25 - Step 4: Simplify right side
492,236.75x = 180,610,353,296.93 - Step 5: Solve for x
x = 180,610,353,296.93/492,236.75 - Step 6: Final answer
x = 366,917.65
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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.