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Finding the Fourth Proportional to 273,025.70, 409,538.55 and 173,626.55

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Solution

The fourth proportional to 273,025.70, 409,538.55 and 173,626.55 is: 260,439.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,025.70 : 409,538.55 = 173,626.55 : x
  2. Step 2: Convert to fraction form
    273,025.70/409,538.55 = 173,626.55/x
  3. Step 3: Cross multiply
    273,025.70x = 409,538.55 × 173,626.55
  4. Step 4: Simplify right side
    273,025.70x = 71,106,765,528.50
  5. Step 5: Solve for x
    x = 71,106,765,528.50/273,025.70
  6. Step 6: Final answer
    x = 260,439.83

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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.