Finding the Fourth Proportional to 354,198.44, 488,779.56 and 193,050.08
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Solution
The fourth proportional to 354,198.44, 488,779.56 and 193,050.08 is: 266,401.32
Step by Step Solution
- Step 1: Write the proportion equation
354,198.44 : 488,779.56 = 193,050.08 : x - Step 2: Convert to fraction form
354,198.44/488,779.56 = 193,050.08/x - Step 3: Cross multiply
354,198.44x = 488,779.56 × 193,050.08 - Step 4: Simplify right side
354,198.44x = 94,358,933,160.36 - Step 5: Solve for x
x = 94,358,933,160.36/354,198.44 - Step 6: Final answer
x = 266,401.32
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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.