Finding the Fourth Proportional to 339,742.99, 468,807.23 and 203,782.46
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Solution
The fourth proportional to 339,742.99, 468,807.23 and 203,782.46 is: 281,196.95
Step by Step Solution
- Step 1: Write the proportion equation
339,742.99 : 468,807.23 = 203,782.46 : x - Step 2: Convert to fraction form
339,742.99/468,807.23 = 203,782.46/x - Step 3: Cross multiply
339,742.99x = 468,807.23 × 203,782.46 - Step 4: Simplify right side
339,742.99x = 95,534,689,576.27 - Step 5: Solve for x
x = 95,534,689,576.27/339,742.99 - Step 6: Final answer
x = 281,196.95
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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.