Finding the Fourth Proportional to 426,744.10, 588,902.42 and 235,745.02
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Solution
The fourth proportional to 426,744.10, 588,902.42 and 235,745.02 is: 325,325.68
Step by Step Solution
- Step 1: Write the proportion equation
426,744.10 : 588,902.42 = 235,745.02 : x - Step 2: Convert to fraction form
426,744.10/588,902.42 = 235,745.02/x - Step 3: Cross multiply
426,744.10x = 588,902.42 × 235,745.02 - Step 4: Simplify right side
426,744.10x = 138,830,812,780.95 - Step 5: Solve for x
x = 138,830,812,780.95/426,744.10 - Step 6: Final answer
x = 325,325.68
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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.