Finding the Fourth Proportional to 339,040.99, 508,561.49 and 264,217.12
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Solution
The fourth proportional to 339,040.99, 508,561.49 and 264,217.12 is: 396,325.67
Step by Step Solution
- Step 1: Write the proportion equation
339,040.99 : 508,561.49 = 264,217.12 : x - Step 2: Convert to fraction form
339,040.99/508,561.49 = 264,217.12/x - Step 3: Cross multiply
339,040.99x = 508,561.49 × 264,217.12 - Step 4: Simplify right side
339,040.99x = 134,370,650,133.63 - Step 5: Solve for x
x = 134,370,650,133.63/339,040.99 - Step 6: Final answer
x = 396,325.67
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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.