Home / 470,829.33-649,757.30-255,983.85

Finding the Fourth Proportional to 470,829.33, 649,757.30 and 255,983.85

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Solution

The fourth proportional to 470,829.33, 649,757.30 and 255,983.85 is: 353,264.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,829.33 : 649,757.30 = 255,983.85 : x
  2. Step 2: Convert to fraction form
    470,829.33/649,757.30 = 255,983.85/x
  3. Step 3: Cross multiply
    470,829.33x = 649,757.30 × 255,983.85
  4. Step 4: Simplify right side
    470,829.33x = 166,327,373,939.69
  5. Step 5: Solve for x
    x = 166,327,373,939.69/470,829.33
  6. Step 6: Final answer
    x = 353,264.68

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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.