Finding the Fourth Proportional to 330,952.20, 496,316.88 and 106,257.48
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Solution
The fourth proportional to 330,952.20, 496,316.88 and 106,257.48 is: 159,350.45
Step by Step Solution
- Step 1: Write the proportion equation
330,952.20 : 496,316.88 = 106,257.48 : x - Step 2: Convert to fraction form
330,952.20/496,316.88 = 106,257.48/x - Step 3: Cross multiply
330,952.20x = 496,316.88 × 106,257.48 - Step 4: Simplify right side
330,952.20x = 52,737,380,950.26 - Step 5: Solve for x
x = 52,737,380,950.26/330,952.20 - Step 6: Final answer
x = 159,350.45
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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.