Home / 436,829.54-655,342.60-170,665.98

Finding the Fourth Proportional to 436,829.54, 655,342.60 and 170,665.98

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Solution

The fourth proportional to 436,829.54, 655,342.60 and 170,665.98 is: 256,037.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,829.54 : 655,342.60 = 170,665.98 : x
  2. Step 2: Convert to fraction form
    436,829.54/655,342.60 = 170,665.98/x
  3. Step 3: Cross multiply
    436,829.54x = 655,342.60 × 170,665.98
  4. Step 4: Simplify right side
    436,829.54x = 111,844,687,064.75
  5. Step 5: Solve for x
    x = 111,844,687,064.75/436,829.54
  6. Step 6: Final answer
    x = 256,037.37

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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.