Finding the Fourth Proportional to 339,195.98, 508,318.76 and 254,902.26
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Solution
The fourth proportional to 339,195.98, 508,318.76 and 254,902.26 is: 381,996.27
Step by Step Solution
- Step 1: Write the proportion equation
339,195.98 : 508,318.76 = 254,902.26 : x - Step 2: Convert to fraction form
339,195.98/508,318.76 = 254,902.26/x - Step 3: Cross multiply
339,195.98x = 508,318.76 × 254,902.26 - Step 4: Simplify right side
339,195.98x = 129,571,600,724.40 - Step 5: Solve for x
x = 129,571,600,724.40/339,195.98 - Step 6: Final answer
x = 381,996.27
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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.