Finding the Fourth Proportional to 479,737.08, 720,463.31 and 460,450.74
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Solution
The fourth proportional to 479,737.08, 720,463.31 and 460,450.74 is: 691,499.31
Step by Step Solution
- Step 1: Write the proportion equation
479,737.08 : 720,463.31 = 460,450.74 : x - Step 2: Convert to fraction form
479,737.08/720,463.31 = 460,450.74/x - Step 3: Cross multiply
479,737.08x = 720,463.31 × 460,450.74 - Step 4: Simplify right side
479,737.08x = 331,737,861,930.10 - Step 5: Solve for x
x = 331,737,861,930.10/479,737.08 - Step 6: Final answer
x = 691,499.31
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1.5x scale
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.