Finding the Fourth Proportional to 701,652.88, 968,283.67 and 391,568.68
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Solution
The fourth proportional to 701,652.88, 968,283.67 and 391,568.68 is: 540,366.28
Step by Step Solution
- Step 1: Write the proportion equation
701,652.88 : 968,283.67 = 391,568.68 : x - Step 2: Convert to fraction form
701,652.88/968,283.67 = 391,568.68/x - Step 3: Cross multiply
701,652.88x = 968,283.67 × 391,568.68 - Step 4: Simplify right side
701,652.88x = 379,149,553,686.04 - Step 5: Solve for x
x = 379,149,553,686.04/701,652.88 - Step 6: Final answer
x = 540,366.28
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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.