Finding the Fourth Proportional to 681,901.26, 940,795.26 and 440,347.12
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Solution
The fourth proportional to 681,901.26, 940,795.26 and 440,347.12 is: 607,531.48
Step by Step Solution
- Step 1: Write the proportion equation
681,901.26 : 940,795.26 = 440,347.12 : x - Step 2: Convert to fraction form
681,901.26/940,795.26 = 440,347.12/x - Step 3: Cross multiply
681,901.26x = 940,795.26 × 440,347.12 - Step 4: Simplify right side
681,901.26x = 414,276,483,250.65 - Step 5: Solve for x
x = 414,276,483,250.65/681,901.26 - Step 6: Final answer
x = 607,531.48
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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.