Finding the Fourth Proportional to 284,266.26, 392,281.58 and 163,404.44
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Solution
The fourth proportional to 284,266.26, 392,281.58 and 163,404.44 is: 225,494.76
Step by Step Solution
- Step 1: Write the proportion equation
284,266.26 : 392,281.58 = 163,404.44 : x - Step 2: Convert to fraction form
284,266.26/392,281.58 = 163,404.44/x - Step 3: Cross multiply
284,266.26x = 392,281.58 × 163,404.44 - Step 4: Simplify right side
284,266.26x = 64,100,551,902.22 - Step 5: Solve for x
x = 64,100,551,902.22/284,266.26 - Step 6: Final answer
x = 225,494.76
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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.