Finding the Fourth Proportional to 479,622.26, 661,883.38 and 264,757.70
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Solution
The fourth proportional to 479,622.26, 661,883.38 and 264,757.70 is: 365,368.20
Step by Step Solution
- Step 1: Write the proportion equation
479,622.26 : 661,883.38 = 264,757.70 : x - Step 2: Convert to fraction form
479,622.26/661,883.38 = 264,757.70/x - Step 3: Cross multiply
479,622.26x = 661,883.38 × 264,757.70 - Step 4: Simplify right side
479,622.26x = 175,238,721,357.03 - Step 5: Solve for x
x = 175,238,721,357.03/479,622.26 - Step 6: Final answer
x = 365,368.20
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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.