Finding the Fourth Proportional to 330,771.68, 496,160.56 and 106,132.56
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Solution
The fourth proportional to 330,771.68, 496,160.56 and 106,132.56 is: 159,199.82
Step by Step Solution
- Step 1: Write the proportion equation
330,771.68 : 496,160.56 = 106,132.56 : x - Step 2: Convert to fraction form
330,771.68/496,160.56 = 106,132.56/x - Step 3: Cross multiply
330,771.68x = 496,160.56 × 106,132.56 - Step 4: Simplify right side
330,771.68x = 52,658,790,403.83 - Step 5: Solve for x
x = 52,658,790,403.83/330,771.68 - Step 6: Final answer
x = 159,199.82
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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.