Finding the Fourth Proportional to 277,704.12, 416,470.08 and 100,188.06
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Solution
The fourth proportional to 277,704.12, 416,470.08 and 100,188.06 is: 150,251.03
Step by Step Solution
- Step 1: Write the proportion equation
277,704.12 : 416,470.08 = 100,188.06 : x - Step 2: Convert to fraction form
277,704.12/416,470.08 = 100,188.06/x - Step 3: Cross multiply
277,704.12x = 416,470.08 × 100,188.06 - Step 4: Simplify right side
277,704.12x = 41,725,329,363.24 - Step 5: Solve for x
x = 41,725,329,363.24/277,704.12 - Step 6: Final answer
x = 150,251.03
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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.