Finding the Fourth Proportional to 298,190.22, 446,959.99 and 146,491.68
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Solution
The fourth proportional to 298,190.22, 446,959.99 and 146,491.68 is: 219,577.69
Step by Step Solution
- Step 1: Write the proportion equation
298,190.22 : 446,959.99 = 146,491.68 : x - Step 2: Convert to fraction form
298,190.22/446,959.99 = 146,491.68/x - Step 3: Cross multiply
298,190.22x = 446,959.99 × 146,491.68 - Step 4: Simplify right side
298,190.22x = 65,475,919,827.88 - Step 5: Solve for x
x = 65,475,919,827.88/298,190.22 - Step 6: Final answer
x = 219,577.69
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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.