Finding the Fourth Proportional to 292,013.48, 437,676.79 and 131,902.53
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Solution
The fourth proportional to 292,013.48, 437,676.79 and 131,902.53 is: 197,698.66
Step by Step Solution
- Step 1: Write the proportion equation
292,013.48 : 437,676.79 = 131,902.53 : x - Step 2: Convert to fraction form
292,013.48/437,676.79 = 131,902.53/x - Step 3: Cross multiply
292,013.48x = 437,676.79 × 131,902.53 - Step 4: Simplify right side
292,013.48x = 57,730,674,570.53 - Step 5: Solve for x
x = 57,730,674,570.53/292,013.48 - Step 6: Final answer
x = 197,698.66
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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.