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Finding the Fourth Proportional to 377,769.58, 566,757.84 and 111,530

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Solution

The fourth proportional to 377,769.58, 566,757.84 and 111,530 is: 167,325.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,769.58 : 566,757.84 = 111,530 : x
  2. Step 2: Convert to fraction form
    377,769.58/566,757.84 = 111,530/x
  3. Step 3: Cross multiply
    377,769.58x = 566,757.84 × 111,530
  4. Step 4: Simplify right side
    377,769.58x = 63,210,501,895.20
  5. Step 5: Solve for x
    x = 63,210,501,895.20/377,769.58
  6. Step 6: Final answer
    x = 167,325.55

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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.