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Finding the Fourth Proportional to 377,772.80, 566,720.70 and 111,560.24

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Solution

The fourth proportional to 377,772.80, 566,720.70 and 111,560.24 is: 167,358.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,772.80 : 566,720.70 = 111,560.24 : x
  2. Step 2: Convert to fraction form
    377,772.80/566,720.70 = 111,560.24/x
  3. Step 3: Cross multiply
    377,772.80x = 566,720.70 × 111,560.24
  4. Step 4: Simplify right side
    377,772.80x = 63,223,497,304.97
  5. Step 5: Solve for x
    x = 63,223,497,304.97/377,772.80
  6. Step 6: Final answer
    x = 167,358.52

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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.