Finding the Fourth Proportional to 270,678.44, 373,531.08 and 149,819.84
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Solution
The fourth proportional to 270,678.44, 373,531.08 and 149,819.84 is: 206,748.52
Step by Step Solution
- Step 1: Write the proportion equation
270,678.44 : 373,531.08 = 149,819.84 : x - Step 2: Convert to fraction form
270,678.44/373,531.08 = 149,819.84/x - Step 3: Cross multiply
270,678.44x = 373,531.08 × 149,819.84 - Step 4: Simplify right side
270,678.44x = 55,962,366,640.63 - Step 5: Solve for x
x = 55,962,366,640.63/270,678.44 - Step 6: Final answer
x = 206,748.52
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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.