Finding the Fourth Proportional to 491,077.26, 677,681.73 and 273,282.26
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Solution
The fourth proportional to 491,077.26, 677,681.73 and 273,282.26 is: 377,126.79
Step by Step Solution
- Step 1: Write the proportion equation
491,077.26 : 677,681.73 = 273,282.26 : x - Step 2: Convert to fraction form
491,077.26/677,681.73 = 273,282.26/x - Step 3: Cross multiply
491,077.26x = 677,681.73 × 273,282.26 - Step 4: Simplify right side
491,077.26x = 185,198,391,346.70 - Step 5: Solve for x
x = 185,198,391,346.70/491,077.26 - Step 6: Final answer
x = 377,126.79
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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.