Home / 846,586.08-1,269,886.24-215,500

Finding the Fourth Proportional to 846,586.08, 1,269,886.24 and 215,500

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Solution

The fourth proportional to 846,586.08, 1,269,886.24 and 215,500 is: 323,251.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,586.08 : 1,269,886.24 = 215,500 : x
  2. Step 2: Convert to fraction form
    846,586.08/1,269,886.24 = 215,500/x
  3. Step 3: Cross multiply
    846,586.08x = 1,269,886.24 × 215,500
  4. Step 4: Simplify right side
    846,586.08x = 273,660,484,720
  5. Step 5: Solve for x
    x = 273,660,484,720/846,586.08
  6. Step 6: Final answer
    x = 323,251.81

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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.