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Finding the Fourth Proportional to 491,453.66, 737,179.94 and 154,523.76

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Solution

The fourth proportional to 491,453.66, 737,179.94 and 154,523.76 is: 231,785.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,453.66 : 737,179.94 = 154,523.76 : x
  2. Step 2: Convert to fraction form
    491,453.66/737,179.94 = 154,523.76/x
  3. Step 3: Cross multiply
    491,453.66x = 737,179.94 × 154,523.76
  4. Step 4: Simplify right side
    491,453.66x = 113,911,816,125.37
  5. Step 5: Solve for x
    x = 113,911,816,125.37/491,453.66
  6. Step 6: Final answer
    x = 231,785.47

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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.