Finding the Fourth Proportional to 682,239.08, 941,504.98 and 376,324.76
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Solution
The fourth proportional to 682,239.08, 941,504.98 and 376,324.76 is: 519,336.47
Step by Step Solution
- Step 1: Write the proportion equation
682,239.08 : 941,504.98 = 376,324.76 : x - Step 2: Convert to fraction form
682,239.08/941,504.98 = 376,324.76/x - Step 3: Cross multiply
682,239.08x = 941,504.98 × 376,324.76 - Step 4: Simplify right side
682,239.08x = 354,311,635,637.31 - Step 5: Solve for x
x = 354,311,635,637.31/682,239.08 - Step 6: Final answer
x = 519,336.47
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1.5x scale
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.