Finding the Fourth Proportional to 499,147.94, 688,824.37 and 272,793.44
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Solution
The fourth proportional to 499,147.94, 688,824.37 and 272,793.44 is: 376,455.07
Step by Step Solution
- Step 1: Write the proportion equation
499,147.94 : 688,824.37 = 272,793.44 : x - Step 2: Convert to fraction form
499,147.94/688,824.37 = 272,793.44/x - Step 3: Cross multiply
499,147.94x = 688,824.37 × 272,793.44 - Step 4: Simplify right side
499,147.94x = 187,906,771,511.19 - Step 5: Solve for x
x = 187,906,771,511.19/499,147.94 - Step 6: Final answer
x = 376,455.07
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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.