Finding the Fourth Proportional to 585,257.44, 807,720.91 and 330,625.03
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Solution
The fourth proportional to 585,257.44, 807,720.91 and 330,625.03 is: 456,299.62
Step by Step Solution
- Step 1: Write the proportion equation
585,257.44 : 807,720.91 = 330,625.03 : x - Step 2: Convert to fraction form
585,257.44/807,720.91 = 330,625.03/x - Step 3: Cross multiply
585,257.44x = 807,720.91 × 330,625.03 - Step 4: Simplify right side
585,257.44x = 267,052,747,254.51 - Step 5: Solve for x
x = 267,052,747,254.51/585,257.44 - Step 6: Final answer
x = 456,299.62
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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.