Home / 377,791.20-566,168.40-307,807.20

Finding the Fourth Proportional to 377,791.20, 566,168.40 and 307,807.20

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Solution

The fourth proportional to 377,791.20, 566,168.40 and 307,807.20 is: 461,288.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,791.20 : 566,168.40 = 307,807.20 : x
  2. Step 2: Convert to fraction form
    377,791.20/566,168.40 = 307,807.20/x
  3. Step 3: Cross multiply
    377,791.20x = 566,168.40 × 307,807.20
  4. Step 4: Simplify right side
    377,791.20x = 174,270,709,932.48
  5. Step 5: Solve for x
    x = 174,270,709,932.48/377,791.20
  6. Step 6: Final answer
    x = 461,288.43

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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.