Home / 826,246.32-1,239,376.38-227,240.32

Finding the Fourth Proportional to 826,246.32, 1,239,376.38 and 227,240.32

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Solution

The fourth proportional to 826,246.32, 1,239,376.38 and 227,240.32 is: 340,862.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,246.32 : 1,239,376.38 = 227,240.32 : x
  2. Step 2: Convert to fraction form
    826,246.32/1,239,376.38 = 227,240.32/x
  3. Step 3: Cross multiply
    826,246.32x = 1,239,376.38 × 227,240.32
  4. Step 4: Simplify right side
    826,246.32x = 281,636,285,191.64
  5. Step 5: Solve for x
    x = 281,636,285,191.64/826,246.32
  6. Step 6: Final answer
    x = 340,862.38

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Double scale
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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.