Finding the Fourth Proportional to 348,651.76, 481,124.28 and 193,593.40
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Solution
The fourth proportional to 348,651.76, 481,124.28 and 193,593.40 is: 267,150.48
Step by Step Solution
- Step 1: Write the proportion equation
348,651.76 : 481,124.28 = 193,593.40 : x - Step 2: Convert to fraction form
348,651.76/481,124.28 = 193,593.40/x - Step 3: Cross multiply
348,651.76x = 481,124.28 × 193,593.40 - Step 4: Simplify right side
348,651.76x = 93,142,485,187.75 - Step 5: Solve for x
x = 93,142,485,187.75/348,651.76 - Step 6: Final answer
x = 267,150.48
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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.