Home / 273,221.10-409,831.65-267,972.30

Finding the Fourth Proportional to 273,221.10, 409,831.65 and 267,972.30

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Solution

The fourth proportional to 273,221.10, 409,831.65 and 267,972.30 is: 401,958.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,221.10 : 409,831.65 = 267,972.30 : x
  2. Step 2: Convert to fraction form
    273,221.10/409,831.65 = 267,972.30/x
  3. Step 3: Cross multiply
    273,221.10x = 409,831.65 × 267,972.30
  4. Step 4: Simplify right side
    273,221.10x = 109,823,529,863.30
  5. Step 5: Solve for x
    x = 109,823,529,863.30/273,221.10
  6. Step 6: Final answer
    x = 401,958.45

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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.