Finding the Fourth Proportional to 467,885.14, 645,846.95 and 276,898.08
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Solution
The fourth proportional to 467,885.14, 645,846.95 and 276,898.08 is: 382,217.27
Step by Step Solution
- Step 1: Write the proportion equation
467,885.14 : 645,846.95 = 276,898.08 : x - Step 2: Convert to fraction form
467,885.14/645,846.95 = 276,898.08/x - Step 3: Cross multiply
467,885.14x = 645,846.95 × 276,898.08 - Step 4: Simplify right side
467,885.14x = 178,833,779,910.14 - Step 5: Solve for x
x = 178,833,779,910.14/467,885.14 - Step 6: Final answer
x = 382,217.27
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.