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Finding the Fourth Proportional to 273,476.85, 410,195.84 and 73,808.61

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Solution

The fourth proportional to 273,476.85, 410,195.84 and 73,808.61 is: 110,707.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,476.85 : 410,195.84 = 73,808.61 : x
  2. Step 2: Convert to fraction form
    273,476.85/410,195.84 = 73,808.61/x
  3. Step 3: Cross multiply
    273,476.85x = 410,195.84 × 73,808.61
  4. Step 4: Simplify right side
    273,476.85x = 30,275,984,409.14
  5. Step 5: Solve for x
    x = 30,275,984,409.14/273,476.85
  6. Step 6: Final answer
    x = 110,707.67

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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.