Finding the Fourth Proportional to 324,103.11, 486,226.55 and 124,423.53
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Solution
The fourth proportional to 324,103.11, 486,226.55 and 124,423.53 is: 186,662.89
Step by Step Solution
- Step 1: Write the proportion equation
324,103.11 : 486,226.55 = 124,423.53 : x - Step 2: Convert to fraction form
324,103.11/486,226.55 = 124,423.53/x - Step 3: Cross multiply
324,103.11x = 486,226.55 × 124,423.53 - Step 4: Simplify right side
324,103.11x = 60,498,023,730.72 - Step 5: Solve for x
x = 60,498,023,730.72/324,103.11 - Step 6: Final answer
x = 186,662.89
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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.