Finding the Fourth Proportional to 739,473.13, 1,109,209.70 and 240,837.13
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Solution
The fourth proportional to 739,473.13, 1,109,209.70 and 240,837.13 is: 361,255.70
Step by Step Solution
- Step 1: Write the proportion equation
739,473.13 : 1,109,209.70 = 240,837.13 : x - Step 2: Convert to fraction form
739,473.13/1,109,209.70 = 240,837.13/x - Step 3: Cross multiply
739,473.13x = 1,109,209.70 × 240,837.13 - Step 4: Simplify right side
739,473.13x = 267,138,880,716.16 - Step 5: Solve for x
x = 267,138,880,716.16/739,473.13 - Step 6: Final answer
x = 361,255.70
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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.