Finding the Fourth Proportional to 330,794.38, 496,132.29 and 87,637.14
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Solution
The fourth proportional to 330,794.38, 496,132.29 and 87,637.14 is: 131,440.00
Step by Step Solution
- Step 1: Write the proportion equation
330,794.38 : 496,132.29 = 87,637.14 : x - Step 2: Convert to fraction form
330,794.38/496,132.29 = 87,637.14/x - Step 3: Cross multiply
330,794.38x = 496,132.29 × 87,637.14 - Step 4: Simplify right side
330,794.38x = 43,479,614,957.25 - Step 5: Solve for x
x = 43,479,614,957.25/330,794.38 - Step 6: Final answer
x = 131,440.00
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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.