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Finding the Fourth Proportional to 377,735.28, 566,470.88 and 111,425.12

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Solution

The fourth proportional to 377,735.28, 566,470.88 and 111,425.12 is: 167,098.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,735.28 : 566,470.88 = 111,425.12 : x
  2. Step 2: Convert to fraction form
    377,735.28/566,470.88 = 111,425.12/x
  3. Step 3: Cross multiply
    377,735.28x = 566,470.88 × 111,425.12
  4. Step 4: Simplify right side
    377,735.28x = 63,119,085,780.51
  5. Step 5: Solve for x
    x = 63,119,085,780.51/377,735.28
  6. Step 6: Final answer
    x = 167,098.73

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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.