Finding the Fourth Proportional to 901,331.75, 1,352,178.77 and 332,716.41
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Solution
The fourth proportional to 901,331.75, 1,352,178.77 and 332,716.41 is: 499,141.48
Step by Step Solution
- Step 1: Write the proportion equation
901,331.75 : 1,352,178.77 = 332,716.41 : x - Step 2: Convert to fraction form
901,331.75/1,352,178.77 = 332,716.41/x - Step 3: Cross multiply
901,331.75x = 1,352,178.77 × 332,716.41 - Step 4: Simplify right side
901,331.75x = 449,892,064,369.03 - Step 5: Solve for x
x = 449,892,064,369.03/901,331.75 - Step 6: Final answer
x = 499,141.48
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1.5x scale
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.