Finding the Fourth Proportional to 417,168.11, 625,315.84 and 192,675.81
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Solution
The fourth proportional to 417,168.11, 625,315.84 and 192,675.81 is: 288,812.19
Step by Step Solution
- Step 1: Write the proportion equation
417,168.11 : 625,315.84 = 192,675.81 : x - Step 2: Convert to fraction form
417,168.11/625,315.84 = 192,675.81/x - Step 3: Cross multiply
417,168.11x = 625,315.84 × 192,675.81 - Step 4: Simplify right side
417,168.11x = 120,483,236,201.22 - Step 5: Solve for x
x = 120,483,236,201.22/417,168.11 - Step 6: Final answer
x = 288,812.19
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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.