Finding the Fourth Proportional to 329,212.18, 493,847.43 and 92,556.91
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Solution
The fourth proportional to 329,212.18, 493,847.43 and 92,556.91 is: 138,843.56
Step by Step Solution
- Step 1: Write the proportion equation
329,212.18 : 493,847.43 = 92,556.91 : x - Step 2: Convert to fraction form
329,212.18/493,847.43 = 92,556.91/x - Step 3: Cross multiply
329,212.18x = 493,847.43 × 92,556.91 - Step 4: Simplify right side
329,212.18x = 45,708,992,132.24 - Step 5: Solve for x
x = 45,708,992,132.24/329,212.18 - Step 6: Final answer
x = 138,843.56
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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.