Home / 340,021.56-469,328.58-226,844.04

Finding the Fourth Proportional to 340,021.56, 469,328.58 and 226,844.04

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Solution

The fourth proportional to 340,021.56, 469,328.58 and 226,844.04 is: 313,110.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,021.56 : 469,328.58 = 226,844.04 : x
  2. Step 2: Convert to fraction form
    340,021.56/469,328.58 = 226,844.04/x
  3. Step 3: Cross multiply
    340,021.56x = 469,328.58 × 226,844.04
  4. Step 4: Simplify right side
    340,021.56x = 106,464,391,174.66
  5. Step 5: Solve for x
    x = 106,464,391,174.66/340,021.56
  6. Step 6: Final answer
    x = 313,110.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.