Home / 855,138.60-1,282,781.34-224,052.48

Finding the Fourth Proportional to 855,138.60, 1,282,781.34 and 224,052.48

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Solution

The fourth proportional to 855,138.60, 1,282,781.34 and 224,052.48 is: 336,097.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,138.60 : 1,282,781.34 = 224,052.48 : x
  2. Step 2: Convert to fraction form
    855,138.60/1,282,781.34 = 224,052.48/x
  3. Step 3: Cross multiply
    855,138.60x = 1,282,781.34 × 224,052.48
  4. Step 4: Simplify right side
    855,138.60x = 287,410,340,524.72
  5. Step 5: Solve for x
    x = 287,410,340,524.72/855,138.60
  6. Step 6: Final answer
    x = 336,097.96

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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.