Finding the Fourth Proportional to 330,827.49, 496,290.44 and 153,352.44
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Solution
The fourth proportional to 330,827.49, 496,290.44 and 153,352.44 is: 230,051.47
Step by Step Solution
- Step 1: Write the proportion equation
330,827.49 : 496,290.44 = 153,352.44 : x - Step 2: Convert to fraction form
330,827.49/496,290.44 = 153,352.44/x - Step 3: Cross multiply
330,827.49x = 496,290.44 × 153,352.44 - Step 4: Simplify right side
330,827.49x = 76,107,350,306.05 - Step 5: Solve for x
x = 76,107,350,306.05/330,827.49 - Step 6: Final answer
x = 230,051.47
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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.