Home / 825,519.99-1,238,197.06-226,541.40

Finding the Fourth Proportional to 825,519.99, 1,238,197.06 and 226,541.40

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Solution

The fourth proportional to 825,519.99, 1,238,197.06 and 226,541.40 is: 339,789.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,519.99 : 1,238,197.06 = 226,541.40 : x
  2. Step 2: Convert to fraction form
    825,519.99/1,238,197.06 = 226,541.40/x
  3. Step 3: Cross multiply
    825,519.99x = 1,238,197.06 × 226,541.40
  4. Step 4: Simplify right side
    825,519.99x = 280,502,895,448.28
  5. Step 5: Solve for x
    x = 280,502,895,448.28/825,519.99
  6. Step 6: Final answer
    x = 339,789.34

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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.