Finding the Fourth Proportional to 339,371.74, 508,584.71 and 255,033.42
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Solution
The fourth proportional to 339,371.74, 508,584.71 and 255,033.42 is: 382,194.75
Step by Step Solution
- Step 1: Write the proportion equation
339,371.74 : 508,584.71 = 255,033.42 : x - Step 2: Convert to fraction form
339,371.74/508,584.71 = 255,033.42/x - Step 3: Cross multiply
339,371.74x = 508,584.71 × 255,033.42 - Step 4: Simplify right side
339,371.74x = 129,706,097,487.30 - Step 5: Solve for x
x = 129,706,097,487.30/339,371.74 - Step 6: Final answer
x = 382,194.75
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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.