Home / 331,726.10-457,764.72-188,466.26

Finding the Fourth Proportional to 331,726.10, 457,764.72 and 188,466.26

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Solution

The fourth proportional to 331,726.10, 457,764.72 and 188,466.26 is: 260,073.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,726.10 : 457,764.72 = 188,466.26 : x
  2. Step 2: Convert to fraction form
    331,726.10/457,764.72 = 188,466.26/x
  3. Step 3: Cross multiply
    331,726.10x = 457,764.72 × 188,466.26
  4. Step 4: Simplify right side
    331,726.10x = 86,273,204,738.35
  5. Step 5: Solve for x
    x = 86,273,204,738.35/331,726.10
  6. Step 6: Final answer
    x = 260,073.61

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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.