Finding the Fourth Proportional to 543,847.80, 814,787.55 and 465,115.80
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Solution
The fourth proportional to 543,847.80, 814,787.55 and 465,115.80 is: 696,832.02
Step by Step Solution
- Step 1: Write the proportion equation
543,847.80 : 814,787.55 = 465,115.80 : x - Step 2: Convert to fraction form
543,847.80/814,787.55 = 465,115.80/x - Step 3: Cross multiply
543,847.80x = 814,787.55 × 465,115.80 - Step 4: Simplify right side
543,847.80x = 378,970,563,148.29 - Step 5: Solve for x
x = 378,970,563,148.29/543,847.80 - Step 6: Final answer
x = 696,832.02
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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.