Finding the Fourth Proportional to 605,107.20, 907,660.80 and 250,375.80
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Solution
The fourth proportional to 605,107.20, 907,660.80 and 250,375.80 is: 375,563.70
Step by Step Solution
- Step 1: Write the proportion equation
605,107.20 : 907,660.80 = 250,375.80 : x - Step 2: Convert to fraction form
605,107.20/907,660.80 = 250,375.80/x - Step 3: Cross multiply
605,107.20x = 907,660.80 × 250,375.80 - Step 4: Simplify right side
605,107.20x = 227,256,298,928.64 - Step 5: Solve for x
x = 227,256,298,928.64/605,107.20 - Step 6: Final answer
x = 375,563.70
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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.