Home / 825,800.87-1,238,553.38-226,683.16

Finding the Fourth Proportional to 825,800.87, 1,238,553.38 and 226,683.16

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Solution

The fourth proportional to 825,800.87, 1,238,553.38 and 226,683.16 is: 339,984.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,800.87 : 1,238,553.38 = 226,683.16 : x
  2. Step 2: Convert to fraction form
    825,800.87/1,238,553.38 = 226,683.16/x
  3. Step 3: Cross multiply
    825,800.87x = 1,238,553.38 × 226,683.16
  4. Step 4: Simplify right side
    825,800.87x = 280,759,191,477.41
  5. Step 5: Solve for x
    x = 280,759,191,477.41/825,800.87
  6. Step 6: Final answer
    x = 339,984.13

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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.