Finding the Fourth Proportional to 354,235.55, 488,850.19 and 193,090.64
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Solution
The fourth proportional to 354,235.55, 488,850.19 and 193,090.64 is: 266,467.88
Step by Step Solution
- Step 1: Write the proportion equation
354,235.55 : 488,850.19 = 193,090.64 : x - Step 2: Convert to fraction form
354,235.55/488,850.19 = 193,090.64/x - Step 3: Cross multiply
354,235.55x = 488,850.19 × 193,090.64 - Step 4: Simplify right side
354,235.55x = 94,392,396,051.22 - Step 5: Solve for x
x = 94,392,396,051.22/354,235.55 - Step 6: Final answer
x = 266,467.88
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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.