Finding the Fourth Proportional to 322,197.12, 444,666.96 and 194,942.88
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Solution
The fourth proportional to 322,197.12, 444,666.96 and 194,942.88 is: 269,042.31
Step by Step Solution
- Step 1: Write the proportion equation
322,197.12 : 444,666.96 = 194,942.88 : x - Step 2: Convert to fraction form
322,197.12/444,666.96 = 194,942.88/x - Step 3: Cross multiply
322,197.12x = 444,666.96 × 194,942.88 - Step 4: Simplify right side
322,197.12x = 86,684,657,823.24 - Step 5: Solve for x
x = 86,684,657,823.24/322,197.12 - Step 6: Final answer
x = 269,042.31
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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.