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Finding the Fourth Proportional to 248,758.52, 344,273.35 and 242,789.04

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Solution

The fourth proportional to 248,758.52, 344,273.35 and 242,789.04 is: 336,011.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,758.52 : 344,273.35 = 242,789.04 : x
  2. Step 2: Convert to fraction form
    248,758.52/344,273.35 = 242,789.04/x
  3. Step 3: Cross multiply
    248,758.52x = 344,273.35 × 242,789.04
  4. Step 4: Simplify right side
    248,758.52x = 83,585,795,770.59
  5. Step 5: Solve for x
    x = 83,585,795,770.59/248,758.52
  6. Step 6: Final answer
    x = 336,011.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.