Finding the Fourth Proportional to 313,764.43, 432,998.26 and 170,524.48
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Solution
The fourth proportional to 313,764.43, 432,998.26 and 170,524.48 is: 235,325.60
Step by Step Solution
- Step 1: Write the proportion equation
313,764.43 : 432,998.26 = 170,524.48 : x - Step 2: Convert to fraction form
313,764.43/432,998.26 = 170,524.48/x - Step 3: Cross multiply
313,764.43x = 432,998.26 × 170,524.48 - Step 4: Simplify right side
313,764.43x = 73,836,800,962.41 - Step 5: Solve for x
x = 73,836,800,962.41/313,764.43 - Step 6: Final answer
x = 235,325.60
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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.