Finding the Fourth Proportional to 493,109.93, 739,685.97 and 193,655.41
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Solution
The fourth proportional to 493,109.93, 739,685.97 and 193,655.41 is: 290,491.39
Step by Step Solution
- Step 1: Write the proportion equation
493,109.93 : 739,685.97 = 193,655.41 : x - Step 2: Convert to fraction form
493,109.93/739,685.97 = 193,655.41/x - Step 3: Cross multiply
493,109.93x = 739,685.97 × 193,655.41 - Step 4: Simplify right side
493,109.93x = 143,244,187,942.38 - Step 5: Solve for x
x = 143,244,187,942.38/493,109.93 - Step 6: Final answer
x = 290,491.39
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.