Home / 825,753.18-1,238,631.70-226,722.54

Finding the Fourth Proportional to 825,753.18, 1,238,631.70 and 226,722.54

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Solution

The fourth proportional to 825,753.18, 1,238,631.70 and 226,722.54 is: 340,084.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,753.18 : 1,238,631.70 = 226,722.54 : x
  2. Step 2: Convert to fraction form
    825,753.18/1,238,631.70 = 226,722.54/x
  3. Step 3: Cross multiply
    825,753.18x = 1,238,631.70 × 226,722.54
  4. Step 4: Simplify right side
    825,753.18x = 280,825,725,148.52
  5. Step 5: Solve for x
    x = 280,825,725,148.52/825,753.18
  6. Step 6: Final answer
    x = 340,084.34

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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.