Finding the Fourth Proportional to 802,227.97, 1,107,049.55 and 439,645.24
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Solution
The fourth proportional to 802,227.97, 1,107,049.55 and 439,645.24 is: 606,696.70
Step by Step Solution
- Step 1: Write the proportion equation
802,227.97 : 1,107,049.55 = 439,645.24 : x - Step 2: Convert to fraction form
802,227.97/1,107,049.55 = 439,645.24/x - Step 3: Cross multiply
802,227.97x = 1,107,049.55 × 439,645.24 - Step 4: Simplify right side
802,227.97x = 486,709,065,101.64 - Step 5: Solve for x
x = 486,709,065,101.64/802,227.97 - Step 6: Final answer
x = 606,696.70
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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.