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Finding the Fourth Proportional to 333,266.45, 499,951.52 and 108,574.58

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Solution

The fourth proportional to 333,266.45, 499,951.52 and 108,574.58 is: 162,878.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,266.45 : 499,951.52 = 108,574.58 : x
  2. Step 2: Convert to fraction form
    333,266.45/499,951.52 = 108,574.58/x
  3. Step 3: Cross multiply
    333,266.45x = 499,951.52 × 108,574.58
  4. Step 4: Simplify right side
    333,266.45x = 54,282,027,825.68
  5. Step 5: Solve for x
    x = 54,282,027,825.68/333,266.45
  6. Step 6: Final answer
    x = 162,878.76

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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.