Finding the Fourth Proportional to 791,396.26, 1,092,182.26 and 447,263.99
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Solution
The fourth proportional to 791,396.26, 1,092,182.26 and 447,263.99 is: 617,255.63
Step by Step Solution
- Step 1: Write the proportion equation
791,396.26 : 1,092,182.26 = 447,263.99 : x - Step 2: Convert to fraction form
791,396.26/1,092,182.26 = 447,263.99/x - Step 3: Cross multiply
791,396.26x = 1,092,182.26 × 447,263.99 - Step 4: Simplify right side
791,396.26x = 488,493,795,414.82 - Step 5: Solve for x
x = 488,493,795,414.82/791,396.26 - Step 6: Final answer
x = 617,255.63
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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.