Finding the Fourth Proportional to 719,118.26, 1,078,397.02 and 269,594.08
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Solution
The fourth proportional to 719,118.26, 1,078,397.02 and 269,594.08 is: 404,286.01
Step by Step Solution
- Step 1: Write the proportion equation
719,118.26 : 1,078,397.02 = 269,594.08 : x - Step 2: Convert to fraction form
719,118.26/1,078,397.02 = 269,594.08/x - Step 3: Cross multiply
719,118.26x = 1,078,397.02 × 269,594.08 - Step 4: Simplify right side
719,118.26x = 290,729,449,111.66 - Step 5: Solve for x
x = 290,729,449,111.66/719,118.26 - Step 6: Final answer
x = 404,286.01
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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.