Finding the Fourth Proportional to 330,765.57, 456,537.60 and 187,609.41
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Solution
The fourth proportional to 330,765.57, 456,537.60 and 187,609.41 is: 258,946.99
Step by Step Solution
- Step 1: Write the proportion equation
330,765.57 : 456,537.60 = 187,609.41 : x - Step 2: Convert to fraction form
330,765.57/456,537.60 = 187,609.41/x - Step 3: Cross multiply
330,765.57x = 456,537.60 × 187,609.41 - Step 4: Simplify right side
330,765.57x = 85,650,749,778.82 - Step 5: Solve for x
x = 85,650,749,778.82/330,765.57 - Step 6: Final answer
x = 258,946.99
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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.