Finding the Fourth Proportional to 440,160.06, 660,334.87 and 136,548.07
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Solution
The fourth proportional to 440,160.06, 660,334.87 and 136,548.07 is: 204,851.50
Step by Step Solution
- Step 1: Write the proportion equation
440,160.06 : 660,334.87 = 136,548.07 : x - Step 2: Convert to fraction form
440,160.06/660,334.87 = 136,548.07/x - Step 3: Cross multiply
440,160.06x = 660,334.87 × 136,548.07 - Step 4: Simplify right side
440,160.06x = 90,167,449,803.97 - Step 5: Solve for x
x = 90,167,449,803.97/440,160.06 - Step 6: Final answer
x = 204,851.50
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1.5x scale
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.