Finding the Fourth Proportional to 886,645.47, 1,223,578.56 and 504,696.84
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Solution
The fourth proportional to 886,645.47, 1,223,578.56 and 504,696.84 is: 696,486.09
Step by Step Solution
- Step 1: Write the proportion equation
886,645.47 : 1,223,578.56 = 504,696.84 : x - Step 2: Convert to fraction form
886,645.47/1,223,578.56 = 504,696.84/x - Step 3: Cross multiply
886,645.47x = 1,223,578.56 × 504,696.84 - Step 4: Simplify right side
886,645.47x = 617,536,232,723.75 - Step 5: Solve for x
x = 617,536,232,723.75/886,645.47 - Step 6: Final answer
x = 696,486.09
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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.