Finding the Fourth Proportional to 339,743.99, 468,808.60 and 203,783.46
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Solution
The fourth proportional to 339,743.99, 468,808.60 and 203,783.46 is: 281,198.32
Step by Step Solution
- Step 1: Write the proportion equation
339,743.99 : 468,808.60 = 203,783.46 : x - Step 2: Convert to fraction form
339,743.99/468,808.60 = 203,783.46/x - Step 3: Cross multiply
339,743.99x = 468,808.60 × 203,783.46 - Step 4: Simplify right side
339,743.99x = 95,535,438,585.76 - Step 5: Solve for x
x = 95,535,438,585.76/339,743.99 - Step 6: Final answer
x = 281,198.32
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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.