Finding the Fourth Proportional to 771,828.92, 1,157,638.29 and 203,162.41
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Solution
The fourth proportional to 771,828.92, 1,157,638.29 and 203,162.41 is: 304,715.95
Step by Step Solution
- Step 1: Write the proportion equation
771,828.92 : 1,157,638.29 = 203,162.41 : x - Step 2: Convert to fraction form
771,828.92/1,157,638.29 = 203,162.41/x - Step 3: Cross multiply
771,828.92x = 1,157,638.29 × 203,162.41 - Step 4: Simplify right side
771,828.92x = 235,188,584,576.44 - Step 5: Solve for x
x = 235,188,584,576.44/771,828.92 - Step 6: Final answer
x = 304,715.95
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.