Finding the Fourth Proportional to 330,790.12, 496,186.62 and 106,184.68
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Solution
The fourth proportional to 330,790.12, 496,186.62 and 106,184.68 is: 159,277.48
Step by Step Solution
- Step 1: Write the proportion equation
330,790.12 : 496,186.62 = 106,184.68 : x - Step 2: Convert to fraction form
330,790.12/496,186.62 = 106,184.68/x - Step 3: Cross multiply
330,790.12x = 496,186.62 × 106,184.68 - Step 4: Simplify right side
330,790.12x = 52,687,417,464.98 - Step 5: Solve for x
x = 52,687,417,464.98/330,790.12 - Step 6: Final answer
x = 159,277.48
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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.