Finding the Fourth Proportional to 701,908.99, 968,634.60 and 396,050.21
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Solution
The fourth proportional to 701,908.99, 968,634.60 and 396,050.21 is: 546,549.40
Step by Step Solution
- Step 1: Write the proportion equation
701,908.99 : 968,634.60 = 396,050.21 : x - Step 2: Convert to fraction form
701,908.99/968,634.60 = 396,050.21/x - Step 3: Cross multiply
701,908.99x = 968,634.60 × 396,050.21 - Step 4: Simplify right side
701,908.99x = 383,627,936,275.07 - Step 5: Solve for x
x = 383,627,936,275.07/701,908.99 - Step 6: Final answer
x = 546,549.40
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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.