Finding the Fourth Proportional to 330,874.14, 456,482.61 and 194,824.92
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Solution
The fourth proportional to 330,874.14, 456,482.61 and 194,824.92 is: 268,785.55
Step by Step Solution
- Step 1: Write the proportion equation
330,874.14 : 456,482.61 = 194,824.92 : x - Step 2: Convert to fraction form
330,874.14/456,482.61 = 194,824.92/x - Step 3: Cross multiply
330,874.14x = 456,482.61 × 194,824.92 - Step 4: Simplify right side
330,874.14x = 88,934,187,974.64 - Step 5: Solve for x
x = 88,934,187,974.64/330,874.14 - Step 6: Final answer
x = 268,785.55
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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.