Finding the Fourth Proportional to 381,607.38, 572,450.26 and 101,124.62
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Solution
The fourth proportional to 381,607.38, 572,450.26 and 101,124.62 is: 151,697.32
Step by Step Solution
- Step 1: Write the proportion equation
381,607.38 : 572,450.26 = 101,124.62 : x - Step 2: Convert to fraction form
381,607.38/572,450.26 = 101,124.62/x - Step 3: Cross multiply
381,607.38x = 572,450.26 × 101,124.62 - Step 4: Simplify right side
381,607.38x = 57,888,815,011.40 - Step 5: Solve for x
x = 57,888,815,011.40/381,607.38 - Step 6: Final answer
x = 151,697.32
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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.