Finding the Fourth Proportional to 341,630.46, 471,415.14 and 198,420.84
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Solution
The fourth proportional to 341,630.46, 471,415.14 and 198,420.84 is: 273,800.49
Step by Step Solution
- Step 1: Write the proportion equation
341,630.46 : 471,415.14 = 198,420.84 : x - Step 2: Convert to fraction form
341,630.46/471,415.14 = 198,420.84/x - Step 3: Cross multiply
341,630.46x = 471,415.14 × 198,420.84 - Step 4: Simplify right side
341,630.46x = 93,538,588,067.52 - Step 5: Solve for x
x = 93,538,588,067.52/341,630.46 - Step 6: Final answer
x = 273,800.49
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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.