Home / 491,433.21-737,149.18-154,503.27

Finding the Fourth Proportional to 491,433.21, 737,149.18 and 154,503.27

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Solution

The fourth proportional to 491,433.21, 737,149.18 and 154,503.27 is: 231,754.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,433.21 : 737,149.18 = 154,503.27 : x
  2. Step 2: Convert to fraction form
    491,433.21/737,149.18 = 154,503.27/x
  3. Step 3: Cross multiply
    491,433.21x = 737,149.18 × 154,503.27
  4. Step 4: Simplify right side
    491,433.21x = 113,891,958,787.82
  5. Step 5: Solve for x
    x = 113,891,958,787.82/491,433.21
  6. Step 6: Final answer
    x = 231,754.71

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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.