Finding the Fourth Proportional to 670,375.68, 925,099.16 and 380,014.08
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Solution
The fourth proportional to 670,375.68, 925,099.16 and 380,014.08 is: 524,408.50
Step by Step Solution
- Step 1: Write the proportion equation
670,375.68 : 925,099.16 = 380,014.08 : x - Step 2: Convert to fraction form
670,375.68/925,099.16 = 380,014.08/x - Step 3: Cross multiply
670,375.68x = 925,099.16 × 380,014.08 - Step 4: Simplify right side
670,375.68x = 351,550,704,296.10 - Step 5: Solve for x
x = 351,550,704,296.10/670,375.68 - Step 6: Final answer
x = 524,408.50
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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.