Finding the Fourth Proportional to 431,839.96, 595,939.96 and 240,865.68
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Solution
The fourth proportional to 431,839.96, 595,939.96 and 240,865.68 is: 332,395.09
Step by Step Solution
- Step 1: Write the proportion equation
431,839.96 : 595,939.96 = 240,865.68 : x - Step 2: Convert to fraction form
431,839.96/595,939.96 = 240,865.68/x - Step 3: Cross multiply
431,839.96x = 595,939.96 × 240,865.68 - Step 4: Simplify right side
431,839.96x = 143,541,483,704.57 - Step 5: Solve for x
x = 143,541,483,704.57/431,839.96 - Step 6: Final answer
x = 332,395.09
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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.