Finding the Fourth Proportional to 440,441.10, 607,851.36 and 246,881.70
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Solution
The fourth proportional to 440,441.10, 607,851.36 and 246,881.70 is: 340,720.65
Step by Step Solution
- Step 1: Write the proportion equation
440,441.10 : 607,851.36 = 246,881.70 : x - Step 2: Convert to fraction form
440,441.10/607,851.36 = 246,881.70/x - Step 3: Cross multiply
440,441.10x = 607,851.36 × 246,881.70 - Step 4: Simplify right side
440,441.10x = 150,067,377,104.11 - Step 5: Solve for x
x = 150,067,377,104.11/440,441.10 - Step 6: Final answer
x = 340,720.65
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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.