Home / 377,396.38-566,076.07-140,720.55

Finding the Fourth Proportional to 377,396.38, 566,076.07 and 140,720.55

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Solution

The fourth proportional to 377,396.38, 566,076.07 and 140,720.55 is: 211,073.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,396.38 : 566,076.07 = 140,720.55 : x
  2. Step 2: Convert to fraction form
    377,396.38/566,076.07 = 140,720.55/x
  3. Step 3: Cross multiply
    377,396.38x = 566,076.07 × 140,720.55
  4. Step 4: Simplify right side
    377,396.38x = 79,658,535,912.24
  5. Step 5: Solve for x
    x = 79,658,535,912.24/377,396.38
  6. Step 6: Final answer
    x = 211,073.93

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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.