Finding the Fourth Proportional to 384,108.76, 530,096.70 and 214,375.96
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Solution
The fourth proportional to 384,108.76, 530,096.70 and 214,375.96 is: 295,853.68
Step by Step Solution
- Step 1: Write the proportion equation
384,108.76 : 530,096.70 = 214,375.96 : x - Step 2: Convert to fraction form
384,108.76/530,096.70 = 214,375.96/x - Step 3: Cross multiply
384,108.76x = 530,096.70 × 214,375.96 - Step 4: Simplify right side
384,108.76x = 113,639,988,955.33 - Step 5: Solve for x
x = 113,639,988,955.33/384,108.76 - Step 6: Final answer
x = 295,853.68
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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.