Finding the Fourth Proportional to 617,911.96, 926,884.14 and 197,187.44
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Solution
The fourth proportional to 617,911.96, 926,884.14 and 197,187.44 is: 295,786.33
Step by Step Solution
- Step 1: Write the proportion equation
617,911.96 : 926,884.14 = 197,187.44 : x - Step 2: Convert to fraction form
617,911.96/926,884.14 = 197,187.44/x - Step 3: Cross multiply
617,911.96x = 926,884.14 × 197,187.44 - Step 4: Simplify right side
617,911.96x = 182,769,910,743.20 - Step 5: Solve for x
x = 182,769,910,743.20/617,911.96 - Step 6: Final answer
x = 295,786.33
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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.