Finding the Fourth Proportional to 341,497.14, 512,270.46 and 131,135.09
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Solution
The fourth proportional to 341,497.14, 512,270.46 and 131,135.09 is: 196,712.13
Step by Step Solution
- Step 1: Write the proportion equation
341,497.14 : 512,270.46 = 131,135.09 : x - Step 2: Convert to fraction form
341,497.14/512,270.46 = 131,135.09/x - Step 3: Cross multiply
341,497.14x = 512,270.46 × 131,135.09 - Step 4: Simplify right side
341,497.14x = 67,176,630,315.09 - Step 5: Solve for x
x = 67,176,630,315.09/341,497.14 - Step 6: Final answer
x = 196,712.13
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.