Finding the Fourth Proportional to 293,977.26, 440,971.02 and 83,620.80
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Solution
The fourth proportional to 293,977.26, 440,971.02 and 83,620.80 is: 125,432.66
Step by Step Solution
- Step 1: Write the proportion equation
293,977.26 : 440,971.02 = 83,620.80 : x - Step 2: Convert to fraction form
293,977.26/440,971.02 = 83,620.80/x - Step 3: Cross multiply
293,977.26x = 440,971.02 × 83,620.80 - Step 4: Simplify right side
293,977.26x = 36,874,349,469.22 - Step 5: Solve for x
x = 36,874,349,469.22/293,977.26 - Step 6: Final answer
x = 125,432.66
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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.