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Finding the Fourth Proportional to 377,178.28, 566,139.22 and 277,057.42

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Solution

The fourth proportional to 377,178.28, 566,139.22 and 277,057.42 is: 415,859.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,178.28 : 566,139.22 = 277,057.42 : x
  2. Step 2: Convert to fraction form
    377,178.28/566,139.22 = 277,057.42/x
  3. Step 3: Cross multiply
    377,178.28x = 566,139.22 × 277,057.42
  4. Step 4: Simplify right side
    377,178.28x = 156,853,071,654.01
  5. Step 5: Solve for x
    x = 156,853,071,654.01/377,178.28
  6. Step 6: Final answer
    x = 415,859.24

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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.