Finding the Fourth Proportional to 701,838.24, 968,544.40 and 379,554.60
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Solution
The fourth proportional to 701,838.24, 968,544.40 and 379,554.60 is: 523,789.47
Step by Step Solution
- Step 1: Write the proportion equation
701,838.24 : 968,544.40 = 379,554.60 : x - Step 2: Convert to fraction form
701,838.24/968,544.40 = 379,554.60/x - Step 3: Cross multiply
701,838.24x = 968,544.40 × 379,554.60 - Step 4: Simplify right side
701,838.24x = 367,615,482,324.24 - Step 5: Solve for x
x = 367,615,482,324.24/701,838.24 - Step 6: Final answer
x = 523,789.47
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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.