Finding the Fourth Proportional to 317,260.62, 437,831.91 and 174,026.70
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Solution
The fourth proportional to 317,260.62, 437,831.91 and 174,026.70 is: 240,163.57
Step by Step Solution
- Step 1: Write the proportion equation
317,260.62 : 437,831.91 = 174,026.70 : x - Step 2: Convert to fraction form
317,260.62/437,831.91 = 174,026.70/x - Step 3: Cross multiply
317,260.62x = 437,831.91 × 174,026.70 - Step 4: Simplify right side
317,260.62x = 76,194,442,452.00 - Step 5: Solve for x
x = 76,194,442,452.00/317,260.62 - Step 6: Final answer
x = 240,163.57
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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.