Finding the Fourth Proportional to 534,936.06, 738,287.39 and 331,052.68
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Solution
The fourth proportional to 534,936.06, 738,287.39 and 331,052.68 is: 456,899.50
Step by Step Solution
- Step 1: Write the proportion equation
534,936.06 : 738,287.39 = 331,052.68 : x - Step 2: Convert to fraction form
534,936.06/738,287.39 = 331,052.68/x - Step 3: Cross multiply
534,936.06x = 738,287.39 × 331,052.68 - Step 4: Simplify right side
534,936.06x = 244,412,019,069.71 - Step 5: Solve for x
x = 244,412,019,069.71/534,936.06 - Step 6: Final answer
x = 456,899.50
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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.