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Finding the Fourth Proportional to 377,771.80, 566,719.20 and 111,559.24

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Solution

The fourth proportional to 377,771.80, 566,719.20 and 111,559.24 is: 167,357.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,771.80 : 566,719.20 = 111,559.24 : x
  2. Step 2: Convert to fraction form
    377,771.80/566,719.20 = 111,559.24/x
  3. Step 3: Cross multiply
    377,771.80x = 566,719.20 × 111,559.24
  4. Step 4: Simplify right side
    377,771.80x = 63,222,763,245.41
  5. Step 5: Solve for x
    x = 63,222,763,245.41/377,771.80
  6. Step 6: Final answer
    x = 167,357.02

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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.