Finding the Fourth Proportional to 701,807.09, 968,501.61 and 379,523.48
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Solution
The fourth proportional to 701,807.09, 968,501.61 and 379,523.48 is: 523,746.63
Step by Step Solution
- Step 1: Write the proportion equation
701,807.09 : 968,501.61 = 379,523.48 : x - Step 2: Convert to fraction form
701,807.09/968,501.61 = 379,523.48/x - Step 3: Cross multiply
701,807.09x = 968,501.61 × 379,523.48 - Step 4: Simplify right side
701,807.09x = 367,569,096,570.30 - Step 5: Solve for x
x = 367,569,096,570.30/701,807.09 - Step 6: Final answer
x = 523,746.63
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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.