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Finding the Fourth Proportional to 273,328.08, 409,709.16 and 132,912.24

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Solution

The fourth proportional to 273,328.08, 409,709.16 and 132,912.24 is: 199,230.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,328.08 : 409,709.16 = 132,912.24 : x
  2. Step 2: Convert to fraction form
    273,328.08/409,709.16 = 132,912.24/x
  3. Step 3: Cross multiply
    273,328.08x = 409,709.16 × 132,912.24
  4. Step 4: Simplify right side
    273,328.08x = 54,455,362,204.12
  5. Step 5: Solve for x
    x = 54,455,362,204.12/273,328.08
  6. Step 6: Final answer
    x = 199,230.76

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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.