Finding the Fourth Proportional to 331,775.92, 497,749.68 and 95,135.92
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Solution
The fourth proportional to 331,775.92, 497,749.68 and 95,135.92 is: 142,728.48
Step by Step Solution
- Step 1: Write the proportion equation
331,775.92 : 497,749.68 = 95,135.92 : x - Step 2: Convert to fraction form
331,775.92/497,749.68 = 95,135.92/x - Step 3: Cross multiply
331,775.92x = 497,749.68 × 95,135.92 - Step 4: Simplify right side
331,775.92x = 47,353,873,736.51 - Step 5: Solve for x
x = 47,353,873,736.51/331,775.92 - Step 6: Final answer
x = 142,728.48
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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.