Finding the Fourth Proportional to 701,896.11, 968,616.63 and 379,606.21
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Solution
The fourth proportional to 701,896.11, 968,616.63 and 379,606.21 is: 523,856.56
Step by Step Solution
- Step 1: Write the proportion equation
701,896.11 : 968,616.63 = 379,606.21 : x - Step 2: Convert to fraction form
701,896.11/968,616.63 = 379,606.21/x - Step 3: Cross multiply
701,896.11x = 968,616.63 × 379,606.21 - Step 4: Simplify right side
701,896.11x = 367,692,883,963.21 - Step 5: Solve for x
x = 367,692,883,963.21/701,896.11 - Step 6: Final answer
x = 523,856.56
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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.