Finding the Fourth Proportional to 417,115.56, 625,829.68 and 192,583.56
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Solution
The fourth proportional to 417,115.56, 625,829.68 and 192,583.56 is: 288,947.52
Step by Step Solution
- Step 1: Write the proportion equation
417,115.56 : 625,829.68 = 192,583.56 : x - Step 2: Convert to fraction form
417,115.56/625,829.68 = 192,583.56/x - Step 3: Cross multiply
417,115.56x = 625,829.68 × 192,583.56 - Step 4: Simplify right side
417,115.56x = 120,524,507,728.06 - Step 5: Solve for x
x = 120,524,507,728.06/417,115.56 - Step 6: Final answer
x = 288,947.52
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.