Finding the Fourth Proportional to 448,148.97, 618,437.61 and 244,201.32
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Solution
The fourth proportional to 448,148.97, 618,437.61 and 244,201.32 is: 336,993.48
Step by Step Solution
- Step 1: Write the proportion equation
448,148.97 : 618,437.61 = 244,201.32 : x - Step 2: Convert to fraction form
448,148.97/618,437.61 = 244,201.32/x - Step 3: Cross multiply
448,148.97x = 618,437.61 × 244,201.32 - Step 4: Simplify right side
448,148.97x = 151,023,280,699.65 - Step 5: Solve for x
x = 151,023,280,699.65/448,148.97 - Step 6: Final answer
x = 336,993.48
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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.