Finding the Fourth Proportional to 496,431.08, 744,207.42 and 197,121.32
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Solution
The fourth proportional to 496,431.08, 744,207.42 and 197,121.32 is: 295,507.58
Step by Step Solution
- Step 1: Write the proportion equation
496,431.08 : 744,207.42 = 197,121.32 : x - Step 2: Convert to fraction form
496,431.08/744,207.42 = 197,121.32/x - Step 3: Cross multiply
496,431.08x = 744,207.42 × 197,121.32 - Step 4: Simplify right side
496,431.08x = 146,699,148,984.19 - Step 5: Solve for x
x = 146,699,148,984.19/496,431.08 - Step 6: Final answer
x = 295,507.58
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.