Home / 412,480.14-569,238.24-231,195.42

Finding the Fourth Proportional to 412,480.14, 569,238.24 and 231,195.42

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Solution

The fourth proportional to 412,480.14, 569,238.24 and 231,195.42 is: 319,058.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,480.14 : 569,238.24 = 231,195.42 : x
  2. Step 2: Convert to fraction form
    412,480.14/569,238.24 = 231,195.42/x
  3. Step 3: Cross multiply
    412,480.14x = 569,238.24 × 231,195.42
  4. Step 4: Simplify right side
    412,480.14x = 131,605,273,976.86
  5. Step 5: Solve for x
    x = 131,605,273,976.86/412,480.14
  6. Step 6: Final answer
    x = 319,058.45

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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.