Finding the Fourth Proportional to 459,207.38, 633,745.42 and 255,297.98
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Solution
The fourth proportional to 459,207.38, 633,745.42 and 255,297.98 is: 352,333.03
Step by Step Solution
- Step 1: Write the proportion equation
459,207.38 : 633,745.42 = 255,297.98 : x - Step 2: Convert to fraction form
459,207.38/633,745.42 = 255,297.98/x - Step 3: Cross multiply
459,207.38x = 633,745.42 × 255,297.98 - Step 4: Simplify right side
459,207.38x = 161,793,925,560.25 - Step 5: Solve for x
x = 161,793,925,560.25/459,207.38 - Step 6: Final answer
x = 352,333.03
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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.