Finding the Fourth Proportional to 443,551.44, 612,106.84 and 252,565.60
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Solution
The fourth proportional to 443,551.44, 612,106.84 and 252,565.60 is: 348,543.86
Step by Step Solution
- Step 1: Write the proportion equation
443,551.44 : 612,106.84 = 252,565.60 : x - Step 2: Convert to fraction form
443,551.44/612,106.84 = 252,565.60/x - Step 3: Cross multiply
443,551.44x = 612,106.84 × 252,565.60 - Step 4: Simplify right side
443,551.44x = 154,597,131,308.70 - Step 5: Solve for x
x = 154,597,131,308.70/443,551.44 - Step 6: Final answer
x = 348,543.86
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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.