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Finding the Fourth Proportional to 259,951.80, 389,927.70 and 244,205.40

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Solution

The fourth proportional to 259,951.80, 389,927.70 and 244,205.40 is: 366,308.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,951.80 : 389,927.70 = 244,205.40 : x
  2. Step 2: Convert to fraction form
    259,951.80/389,927.70 = 244,205.40/x
  3. Step 3: Cross multiply
    259,951.80x = 389,927.70 × 244,205.40
  4. Step 4: Simplify right side
    259,951.80x = 95,222,449,949.58
  5. Step 5: Solve for x
    x = 95,222,449,949.58/259,951.80
  6. Step 6: Final answer
    x = 366,308.10

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1.5x scale

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.