Finding the Fourth Proportional to 278,948.26, 418,177.00 and 110,586.84
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Solution
The fourth proportional to 278,948.26, 418,177.00 and 110,586.84 is: 165,782.97
Step by Step Solution
- Step 1: Write the proportion equation
278,948.26 : 418,177.00 = 110,586.84 : x - Step 2: Convert to fraction form
278,948.26/418,177.00 = 110,586.84/x - Step 3: Cross multiply
278,948.26x = 418,177.00 × 110,586.84 - Step 4: Simplify right side
278,948.26x = 46,244,870,938.70 - Step 5: Solve for x
x = 46,244,870,938.70/278,948.26 - Step 6: Final answer
x = 165,782.97
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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.