Finding the Fourth Proportional to 446,493.12, 669,739.52 and 197,125.44
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Solution
The fourth proportional to 446,493.12, 669,739.52 and 197,125.44 is: 295,688.09
Step by Step Solution
- Step 1: Write the proportion equation
446,493.12 : 669,739.52 = 197,125.44 : x - Step 2: Convert to fraction form
446,493.12/669,739.52 = 197,125.44/x - Step 3: Cross multiply
446,493.12x = 669,739.52 × 197,125.44 - Step 4: Simplify right side
446,493.12x = 132,022,697,565.39 - Step 5: Solve for x
x = 132,022,697,565.39/446,493.12 - Step 6: Final answer
x = 295,688.09
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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.