Finding the Fourth Proportional to 947,469.44, 1,307,524.93 and 517,767.68
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Solution
The fourth proportional to 947,469.44, 1,307,524.93 and 517,767.68 is: 714,528.74
Step by Step Solution
- Step 1: Write the proportion equation
947,469.44 : 1,307,524.93 = 517,767.68 : x - Step 2: Convert to fraction form
947,469.44/1,307,524.93 = 517,767.68/x - Step 3: Cross multiply
947,469.44x = 1,307,524.93 × 517,767.68 - Step 4: Simplify right side
947,469.44x = 676,994,141,716.22 - Step 5: Solve for x
x = 676,994,141,716.22/947,469.44 - Step 6: Final answer
x = 714,528.74
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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.