Home / 329,899.48-455,467.36-226,711.44

Finding the Fourth Proportional to 329,899.48, 455,467.36 and 226,711.44

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Solution

The fourth proportional to 329,899.48, 455,467.36 and 226,711.44 is: 313,003.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,899.48 : 455,467.36 = 226,711.44 : x
  2. Step 2: Convert to fraction form
    329,899.48/455,467.36 = 226,711.44/x
  3. Step 3: Cross multiply
    329,899.48x = 455,467.36 × 226,711.44
  4. Step 4: Simplify right side
    329,899.48x = 103,259,661,058.60
  5. Step 5: Solve for x
    x = 103,259,661,058.60/329,899.48
  6. Step 6: Final answer
    x = 313,003.41

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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.