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Finding the Fourth Proportional to 470,769.03, 649,672.44 and 266,840.73

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Solution

The fourth proportional to 470,769.03, 649,672.44 and 266,840.73 is: 368,246.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,769.03 : 649,672.44 = 266,840.73 : x
  2. Step 2: Convert to fraction form
    470,769.03/649,672.44 = 266,840.73/x
  3. Step 3: Cross multiply
    470,769.03x = 649,672.44 × 266,840.73
  4. Step 4: Simplify right side
    470,769.03x = 173,359,068,150.48
  5. Step 5: Solve for x
    x = 173,359,068,150.48/470,769.03
  6. Step 6: Final answer
    x = 368,246.54

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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.