Finding the Fourth Proportional to 345,144.16, 517,840.84 and 120,537.68
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Solution
The fourth proportional to 345,144.16, 517,840.84 and 120,537.68 is: 180,850.04
Step by Step Solution
- Step 1: Write the proportion equation
345,144.16 : 517,840.84 = 120,537.68 : x - Step 2: Convert to fraction form
345,144.16/517,840.84 = 120,537.68/x - Step 3: Cross multiply
345,144.16x = 517,840.84 × 120,537.68 - Step 4: Simplify right side
345,144.16x = 62,419,333,462.85 - Step 5: Solve for x
x = 62,419,333,462.85/345,144.16 - Step 6: Final answer
x = 180,850.04
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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.