Home / 470,365.28-649,093.20-255,500.54

Finding the Fourth Proportional to 470,365.28, 649,093.20 and 255,500.54

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Solution

The fourth proportional to 470,365.28, 649,093.20 and 255,500.54 is: 352,584.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,365.28 : 649,093.20 = 255,500.54 : x
  2. Step 2: Convert to fraction form
    470,365.28/649,093.20 = 255,500.54/x
  3. Step 3: Cross multiply
    470,365.28x = 649,093.20 × 255,500.54
  4. Step 4: Simplify right side
    470,365.28x = 165,843,663,110.33
  5. Step 5: Solve for x
    x = 165,843,663,110.33/470,365.28
  6. Step 6: Final answer
    x = 352,584.83

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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.