Home / 826,242.56-1,239,370.74-227,236.58

Finding the Fourth Proportional to 826,242.56, 1,239,370.74 and 227,236.58

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Solution

The fourth proportional to 826,242.56, 1,239,370.74 and 227,236.58 is: 340,856.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,242.56 : 1,239,370.74 = 227,236.58 : x
  2. Step 2: Convert to fraction form
    826,242.56/1,239,370.74 = 227,236.58/x
  3. Step 3: Cross multiply
    826,242.56x = 1,239,370.74 × 227,236.58
  4. Step 4: Simplify right side
    826,242.56x = 281,630,362,112.82
  5. Step 5: Solve for x
    x = 281,630,362,112.82/826,242.56
  6. Step 6: Final answer
    x = 340,856.76

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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.