Finding the Fourth Proportional to 848,195.84, 1,272,264.60 and 217,115.12
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Solution
The fourth proportional to 848,195.84, 1,272,264.60 and 217,115.12 is: 325,665.22
Step by Step Solution
- Step 1: Write the proportion equation
848,195.84 : 1,272,264.60 = 217,115.12 : x - Step 2: Convert to fraction form
848,195.84/1,272,264.60 = 217,115.12/x - Step 3: Cross multiply
848,195.84x = 1,272,264.60 × 217,115.12 - Step 4: Simplify right side
848,195.84x = 276,227,881,300.75 - Step 5: Solve for x
x = 276,227,881,300.75/848,195.84 - Step 6: Final answer
x = 325,665.22
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.