Finding the Fourth Proportional to 682,207.30, 941,445.21 and 376,303.24
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Solution
The fourth proportional to 682,207.30, 941,445.21 and 376,303.24 is: 519,297.99
Step by Step Solution
- Step 1: Write the proportion equation
682,207.30 : 941,445.21 = 376,303.24 : x - Step 2: Convert to fraction form
682,207.30/941,445.21 = 376,303.24/x - Step 3: Cross multiply
682,207.30x = 941,445.21 × 376,303.24 - Step 4: Simplify right side
682,207.30x = 354,268,882,805.48 - Step 5: Solve for x
x = 354,268,882,805.48/682,207.30 - Step 6: Final answer
x = 519,297.99
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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.