Finding the Fourth Proportional to 606,481.70, 909,722.55 and 488,383.70
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Solution
The fourth proportional to 606,481.70, 909,722.55 and 488,383.70 is: 732,575.55
Step by Step Solution
- Step 1: Write the proportion equation
606,481.70 : 909,722.55 = 488,383.70 : x - Step 2: Convert to fraction form
606,481.70/909,722.55 = 488,383.70/x - Step 3: Cross multiply
606,481.70x = 909,722.55 × 488,383.70 - Step 4: Simplify right side
606,481.70x = 444,293,664,942.44 - Step 5: Solve for x
x = 444,293,664,942.44/606,481.70 - Step 6: Final answer
x = 732,575.55
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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.