Finding the Fourth Proportional to 899,373.09, 1,241,205.62 and 512,204.88
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Solution
The fourth proportional to 899,373.09, 1,241,205.62 and 512,204.88 is: 706,883.03
Step by Step Solution
- Step 1: Write the proportion equation
899,373.09 : 1,241,205.62 = 512,204.88 : x - Step 2: Convert to fraction form
899,373.09/1,241,205.62 = 512,204.88/x - Step 3: Cross multiply
899,373.09x = 1,241,205.62 × 512,204.88 - Step 4: Simplify right side
899,373.09x = 635,751,573,086.40 - Step 5: Solve for x
x = 635,751,573,086.40/899,373.09 - Step 6: Final answer
x = 706,883.03
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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.