Finding the Fourth Proportional to 451,846.42, 677,774.50 and 136,306.06
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Solution
The fourth proportional to 451,846.42, 677,774.50 and 136,306.06 is: 204,460.56
Step by Step Solution
- Step 1: Write the proportion equation
451,846.42 : 677,774.50 = 136,306.06 : x - Step 2: Convert to fraction form
451,846.42/677,774.50 = 136,306.06/x - Step 3: Cross multiply
451,846.42x = 677,774.50 × 136,306.06 - Step 4: Simplify right side
451,846.42x = 92,384,771,663.47 - Step 5: Solve for x
x = 92,384,771,663.47/451,846.42 - Step 6: Final answer
x = 204,460.56
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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.