Finding the Fourth Proportional to 598,728.38, 898,235.57 and 199,372.62
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Solution
The fourth proportional to 598,728.38, 898,235.57 and 199,372.62 is: 299,106.54
Step by Step Solution
- Step 1: Write the proportion equation
598,728.38 : 898,235.57 = 199,372.62 : x - Step 2: Convert to fraction form
598,728.38/898,235.57 = 199,372.62/x - Step 3: Cross multiply
598,728.38x = 898,235.57 × 199,372.62 - Step 4: Simplify right side
598,728.38x = 179,083,573,480.05 - Step 5: Solve for x
x = 179,083,573,480.05/598,728.38 - Step 6: Final answer
x = 299,106.54
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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.