Finding the Fourth Proportional to 338,454.73, 466,769.41 and 209,372.68
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Solution
The fourth proportional to 338,454.73, 466,769.41 and 209,372.68 is: 288,749.88
Step by Step Solution
- Step 1: Write the proportion equation
338,454.73 : 466,769.41 = 209,372.68 : x - Step 2: Convert to fraction form
338,454.73/466,769.41 = 209,372.68/x - Step 3: Cross multiply
338,454.73x = 466,769.41 × 209,372.68 - Step 4: Simplify right side
338,454.73x = 97,728,762,313.72 - Step 5: Solve for x
x = 97,728,762,313.72/338,454.73 - Step 6: Final answer
x = 288,749.88
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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.