Finding the Fourth Proportional to 348,771.76, 481,320.84 and 205,537.84
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Solution
The fourth proportional to 348,771.76, 481,320.84 and 205,537.84 is: 283,651.54
Step by Step Solution
- Step 1: Write the proportion equation
348,771.76 : 481,320.84 = 205,537.84 : x - Step 2: Convert to fraction form
348,771.76/481,320.84 = 205,537.84/x - Step 3: Cross multiply
348,771.76x = 481,320.84 × 205,537.84 - Step 4: Simplify right side
348,771.76x = 98,929,645,800.59 - Step 5: Solve for x
x = 98,929,645,800.59/348,771.76 - Step 6: Final answer
x = 283,651.54
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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.