Home / 394,238.25-544,145.99-224,572.41

Finding the Fourth Proportional to 394,238.25, 544,145.99 and 224,572.41

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Solution

The fourth proportional to 394,238.25, 544,145.99 and 224,572.41 is: 309,965.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,238.25 : 544,145.99 = 224,572.41 : x
  2. Step 2: Convert to fraction form
    394,238.25/544,145.99 = 224,572.41/x
  3. Step 3: Cross multiply
    394,238.25x = 544,145.99 × 224,572.41
  4. Step 4: Simplify right side
    394,238.25x = 122,200,175,243.27
  5. Step 5: Solve for x
    x = 122,200,175,243.27/394,238.25
  6. Step 6: Final answer
    x = 309,965.29

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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.