Finding the Fourth Proportional to 264,247.62, 364,658.56 and 143,387.92
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Solution
The fourth proportional to 264,247.62, 364,658.56 and 143,387.92 is: 197,873.62
Step by Step Solution
- Step 1: Write the proportion equation
264,247.62 : 364,658.56 = 143,387.92 : x - Step 2: Convert to fraction form
264,247.62/364,658.56 = 143,387.92/x - Step 3: Cross multiply
264,247.62x = 364,658.56 × 143,387.92 - Step 4: Simplify right side
264,247.62x = 52,287,632,525.95 - Step 5: Solve for x
x = 52,287,632,525.95/264,247.62 - Step 6: Final answer
x = 197,873.62
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.