Finding the Fourth Proportional to 341,722.90, 512,584.35 and 324,615.70
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Solution
The fourth proportional to 341,722.90, 512,584.35 and 324,615.70 is: 486,923.55
Step by Step Solution
- Step 1: Write the proportion equation
341,722.90 : 512,584.35 = 324,615.70 : x - Step 2: Convert to fraction form
341,722.90/512,584.35 = 324,615.70/x - Step 3: Cross multiply
341,722.90x = 512,584.35 × 324,615.70 - Step 4: Simplify right side
341,722.90x = 166,392,927,584.30 - Step 5: Solve for x
x = 166,392,927,584.30/341,722.90 - Step 6: Final answer
x = 486,923.55
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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.