Home / 305,896.20-458,844.30-231,246.60

Finding the Fourth Proportional to 305,896.20, 458,844.30 and 231,246.60

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Solution

The fourth proportional to 305,896.20, 458,844.30 and 231,246.60 is: 346,869.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,896.20 : 458,844.30 = 231,246.60 : x
  2. Step 2: Convert to fraction form
    305,896.20/458,844.30 = 231,246.60/x
  3. Step 3: Cross multiply
    305,896.20x = 458,844.30 × 231,246.60
  4. Step 4: Simplify right side
    305,896.20x = 106,106,184,304.38
  5. Step 5: Solve for x
    x = 106,106,184,304.38/305,896.20
  6. Step 6: Final answer
    x = 346,869.90

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Similar ratio
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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.