Finding the Fourth Proportional to 339,265.35, 508,122.95 and 161,896.95
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Solution
The fourth proportional to 339,265.35, 508,122.95 and 161,896.95 is: 242,475.56
Step by Step Solution
- Step 1: Write the proportion equation
339,265.35 : 508,122.95 = 161,896.95 : x - Step 2: Convert to fraction form
339,265.35/508,122.95 = 161,896.95/x - Step 3: Cross multiply
339,265.35x = 508,122.95 × 161,896.95 - Step 4: Simplify right side
339,265.35x = 82,263,555,020.52 - Step 5: Solve for x
x = 82,263,555,020.52/339,265.35 - Step 6: Final answer
x = 242,475.56
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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.