Finding the Fourth Proportional to 347,954.24, 481,143.48 and 276,209.84
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Solution
The fourth proportional to 347,954.24, 481,143.48 and 276,209.84 is: 381,936.90
Step by Step Solution
- Step 1: Write the proportion equation
347,954.24 : 481,143.48 = 276,209.84 : x - Step 2: Convert to fraction form
347,954.24/481,143.48 = 276,209.84/x - Step 3: Cross multiply
347,954.24x = 481,143.48 × 276,209.84 - Step 4: Simplify right side
347,954.24x = 132,896,563,627.84 - Step 5: Solve for x
x = 132,896,563,627.84/347,954.24 - Step 6: Final answer
x = 381,936.90
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1.5x scale
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.