Finding the Fourth Proportional to 701,917.12, 968,645.62 and 379,627.23
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Solution
The fourth proportional to 701,917.12, 968,645.62 and 379,627.23 is: 523,885.57
Step by Step Solution
- Step 1: Write the proportion equation
701,917.12 : 968,645.62 = 379,627.23 : x - Step 2: Convert to fraction form
701,917.12/968,645.62 = 379,627.23/x - Step 3: Cross multiply
701,917.12x = 968,645.62 × 379,627.23 - Step 4: Simplify right side
701,917.12x = 367,724,253,572.23 - Step 5: Solve for x
x = 367,724,253,572.23/701,917.12 - Step 6: Final answer
x = 523,885.57
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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.