Home / 381,954.24-572,144.04-223,702.92

Finding the Fourth Proportional to 381,954.24, 572,144.04 and 223,702.92

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Solution

The fourth proportional to 381,954.24, 572,144.04 and 223,702.92 is: 335,093.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,954.24 : 572,144.04 = 223,702.92 : x
  2. Step 2: Convert to fraction form
    381,954.24/572,144.04 = 223,702.92/x
  3. Step 3: Cross multiply
    381,954.24x = 572,144.04 × 223,702.92
  4. Step 4: Simplify right side
    381,954.24x = 127,990,292,408.60
  5. Step 5: Solve for x
    x = 127,990,292,408.60/381,954.24
  6. Step 6: Final answer
    x = 335,093.26

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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.