Finding the Fourth Proportional to 431,343.65, 595,256.61 and 250,163.02
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Solution
The fourth proportional to 431,343.65, 595,256.61 and 250,163.02 is: 345,226.34
Step by Step Solution
- Step 1: Write the proportion equation
431,343.65 : 595,256.61 = 250,163.02 : x - Step 2: Convert to fraction form
431,343.65/595,256.61 = 250,163.02/x - Step 3: Cross multiply
431,343.65x = 595,256.61 × 250,163.02 - Step 4: Simplify right side
431,343.65x = 148,911,188,256.28 - Step 5: Solve for x
x = 148,911,188,256.28/431,343.65 - Step 6: Final answer
x = 345,226.34
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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.