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Finding the Fourth Proportional to 477,163.89, 658,486.89 and 262,305.27

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Solution

The fourth proportional to 477,163.89, 658,486.89 and 262,305.27 is: 361,981.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,163.89 : 658,486.89 = 262,305.27 : x
  2. Step 2: Convert to fraction form
    477,163.89/658,486.89 = 262,305.27/x
  3. Step 3: Cross multiply
    477,163.89x = 658,486.89 × 262,305.27
  4. Step 4: Simplify right side
    477,163.89x = 172,724,581,472.91
  5. Step 5: Solve for x
    x = 172,724,581,472.91/477,163.89
  6. Step 6: Final answer
    x = 361,981.67

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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.