Finding the Fourth Proportional to 701,905.61, 968,629.73 and 379,615.70
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Solution
The fourth proportional to 701,905.61, 968,629.73 and 379,615.70 is: 523,869.66
Step by Step Solution
- Step 1: Write the proportion equation
701,905.61 : 968,629.73 = 379,615.70 : x - Step 2: Convert to fraction form
701,905.61/968,629.73 = 379,615.70/x - Step 3: Cross multiply
701,905.61x = 968,629.73 × 379,615.70 - Step 4: Simplify right side
701,905.61x = 367,707,053,518.26 - Step 5: Solve for x
x = 367,707,053,518.26/701,905.61 - Step 6: Final answer
x = 523,869.66
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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.