Finding the Fourth Proportional to 470,306.44, 649,027.65 and 255,450.70
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Solution
The fourth proportional to 470,306.44, 649,027.65 and 255,450.70 is: 352,524.55
Step by Step Solution
- Step 1: Write the proportion equation
470,306.44 : 649,027.65 = 255,450.70 : x - Step 2: Convert to fraction form
470,306.44/649,027.65 = 255,450.70/x - Step 3: Cross multiply
470,306.44x = 649,027.65 × 255,450.70 - Step 4: Simplify right side
470,306.44x = 165,794,567,511.86 - Step 5: Solve for x
x = 165,794,567,511.86/470,306.44 - Step 6: Final answer
x = 352,524.55
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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.