Home / 396,222.04-546,786.36-224,136.32

Finding the Fourth Proportional to 396,222.04, 546,786.36 and 224,136.32

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Solution

The fourth proportional to 396,222.04, 546,786.36 and 224,136.32 is: 309,308.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,222.04 : 546,786.36 = 224,136.32 : x
  2. Step 2: Convert to fraction form
    396,222.04/546,786.36 = 224,136.32/x
  3. Step 3: Cross multiply
    396,222.04x = 546,786.36 × 224,136.32
  4. Step 4: Simplify right side
    396,222.04x = 122,554,682,556.60
  5. Step 5: Solve for x
    x = 122,554,682,556.60/396,222.04
  6. Step 6: Final answer
    x = 309,308.09

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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.