Finding the Fourth Proportional to 440,010.92, 607,164.81 and 246,391.70
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Solution
The fourth proportional to 440,010.92, 607,164.81 and 246,391.70 is: 339,992.40
Step by Step Solution
- Step 1: Write the proportion equation
440,010.92 : 607,164.81 = 246,391.70 : x - Step 2: Convert to fraction form
440,010.92/607,164.81 = 246,391.70/x - Step 3: Cross multiply
440,010.92x = 607,164.81 × 246,391.70 - Step 4: Simplify right side
440,010.92x = 149,600,366,680.25 - Step 5: Solve for x
x = 149,600,366,680.25/440,010.92 - Step 6: Final answer
x = 339,992.40
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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.