Finding the Fourth Proportional to 527,845.26, 727,449.60 and 374,890.14
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Solution
The fourth proportional to 527,845.26, 727,449.60 and 374,890.14 is: 516,654.60
Step by Step Solution
- Step 1: Write the proportion equation
527,845.26 : 727,449.60 = 374,890.14 : x - Step 2: Convert to fraction form
527,845.26/727,449.60 = 374,890.14/x - Step 3: Cross multiply
527,845.26x = 727,449.60 × 374,890.14 - Step 4: Simplify right side
527,845.26x = 272,713,682,386.94 - Step 5: Solve for x
x = 272,713,682,386.94/527,845.26 - Step 6: Final answer
x = 516,654.60
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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.