Finding the Fourth Proportional to 701,896.98, 968,617.84 and 379,607.08
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Solution
The fourth proportional to 701,896.98, 968,617.84 and 379,607.08 is: 523,857.77
Step by Step Solution
- Step 1: Write the proportion equation
701,896.98 : 968,617.84 = 379,607.08 : x - Step 2: Convert to fraction form
701,896.98/968,617.84 = 379,607.08/x - Step 3: Cross multiply
701,896.98x = 968,617.84 × 379,607.08 - Step 4: Simplify right side
701,896.98x = 367,694,189,878.31 - Step 5: Solve for x
x = 367,694,189,878.31/701,896.98 - Step 6: Final answer
x = 523,857.77
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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.