Finding the Fourth Proportional to 440,239.01, 607,539.56 and 246,660.96
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Solution
The fourth proportional to 440,239.01, 607,539.56 and 246,660.96 is: 340,397.57
Step by Step Solution
- Step 1: Write the proportion equation
440,239.01 : 607,539.56 = 246,660.96 : x - Step 2: Convert to fraction form
440,239.01/607,539.56 = 246,660.96/x - Step 3: Cross multiply
440,239.01x = 607,539.56 × 246,660.96 - Step 4: Simplify right side
440,239.01x = 149,856,291,107.58 - Step 5: Solve for x
x = 149,856,291,107.58/440,239.01 - Step 6: Final answer
x = 340,397.57
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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.