Finding the Fourth Proportional to 477,874.44, 716,722.38 and 193,489.80
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Solution
The fourth proportional to 477,874.44, 716,722.38 and 193,489.80 is: 290,198.55
Step by Step Solution
- Step 1: Write the proportion equation
477,874.44 : 716,722.38 = 193,489.80 : x - Step 2: Convert to fraction form
477,874.44/716,722.38 = 193,489.80/x - Step 3: Cross multiply
477,874.44x = 716,722.38 × 193,489.80 - Step 4: Simplify right side
477,874.44x = 138,678,469,961.72 - Step 5: Solve for x
x = 138,678,469,961.72/477,874.44 - Step 6: Final answer
x = 290,198.55
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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.