Finding the Fourth Proportional to 557,778.56, 836,723.12 and 178,604.19
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Solution
The fourth proportional to 557,778.56, 836,723.12 and 178,604.19 is: 267,923.99
Step by Step Solution
- Step 1: Write the proportion equation
557,778.56 : 836,723.12 = 178,604.19 : x - Step 2: Convert to fraction form
557,778.56/836,723.12 = 178,604.19/x - Step 3: Cross multiply
557,778.56x = 836,723.12 × 178,604.19 - Step 4: Simplify right side
557,778.56x = 149,442,254,208.85 - Step 5: Solve for x
x = 149,442,254,208.85/557,778.56 - Step 6: Final answer
x = 267,923.99
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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.