Finding the Fourth Proportional to 894,766.44, 1,234,806.84 and 512,865.30
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Solution
The fourth proportional to 894,766.44, 1,234,806.84 and 512,865.30 is: 707,770.82
Step by Step Solution
- Step 1: Write the proportion equation
894,766.44 : 1,234,806.84 = 512,865.30 : x - Step 2: Convert to fraction form
894,766.44/1,234,806.84 = 512,865.30/x - Step 3: Cross multiply
894,766.44x = 1,234,806.84 × 512,865.30 - Step 4: Simplify right side
894,766.44x = 633,289,580,438.65 - Step 5: Solve for x
x = 633,289,580,438.65/894,766.44 - Step 6: Final answer
x = 707,770.82
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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.