Finding the Fourth Proportional to 682,396.74, 941,710.64 and 376,476.75
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Solution
The fourth proportional to 682,396.74, 941,710.64 and 376,476.75 is: 519,539.64
Step by Step Solution
- Step 1: Write the proportion equation
682,396.74 : 941,710.64 = 376,476.75 : x - Step 2: Convert to fraction form
682,396.74/941,710.64 = 376,476.75/x - Step 3: Cross multiply
682,396.74x = 941,710.64 × 376,476.75 - Step 4: Simplify right side
682,396.74x = 354,532,159,305.24 - Step 5: Solve for x
x = 354,532,159,305.24/682,396.74 - Step 6: Final answer
x = 519,539.64
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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.