Home / 283,136.20-425,337.90-236,480.20

Finding the Fourth Proportional to 283,136.20, 425,337.90 and 236,480.20

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Solution

The fourth proportional to 283,136.20, 425,337.90 and 236,480.20 is: 355,249.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,136.20 : 425,337.90 = 236,480.20 : x
  2. Step 2: Convert to fraction form
    283,136.20/425,337.90 = 236,480.20/x
  3. Step 3: Cross multiply
    283,136.20x = 425,337.90 × 236,480.20
  4. Step 4: Simplify right side
    283,136.20x = 100,583,991,659.58
  5. Step 5: Solve for x
    x = 100,583,991,659.58/283,136.20
  6. Step 6: Final answer
    x = 355,249.49

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1.5x scale

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.