Home / 411,289.56-567,575.64-229,999.41

Finding the Fourth Proportional to 411,289.56, 567,575.64 and 229,999.41

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Solution

The fourth proportional to 411,289.56, 567,575.64 and 229,999.41 is: 317,396.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,289.56 : 567,575.64 = 229,999.41 : x
  2. Step 2: Convert to fraction form
    411,289.56/567,575.64 = 229,999.41/x
  3. Step 3: Cross multiply
    411,289.56x = 567,575.64 × 229,999.41
  4. Step 4: Simplify right side
    411,289.56x = 130,542,062,330.37
  5. Step 5: Solve for x
    x = 130,542,062,330.37/411,289.56
  6. Step 6: Final answer
    x = 317,396.98

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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.