Finding the Fourth Proportional to 317,269.26, 437,859.18 and 174,056.94
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Solution
The fourth proportional to 317,269.26, 437,859.18 and 174,056.94 is: 240,213.72
Step by Step Solution
- Step 1: Write the proportion equation
317,269.26 : 437,859.18 = 174,056.94 : x - Step 2: Convert to fraction form
317,269.26/437,859.18 = 174,056.94/x - Step 3: Cross multiply
317,269.26x = 437,859.18 × 174,056.94 - Step 4: Simplify right side
317,269.26x = 76,212,429,021.71 - Step 5: Solve for x
x = 76,212,429,021.71/317,269.26 - Step 6: Final answer
x = 240,213.72
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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.