Home / 855,002.40-1,282,201.20-293,906.40

Finding the Fourth Proportional to 855,002.40, 1,282,201.20 and 293,906.40

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Solution

The fourth proportional to 855,002.40, 1,282,201.20 and 293,906.40 is: 440,755.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,002.40 : 1,282,201.20 = 293,906.40 : x
  2. Step 2: Convert to fraction form
    855,002.40/1,282,201.20 = 293,906.40/x
  3. Step 3: Cross multiply
    855,002.40x = 1,282,201.20 × 293,906.40
  4. Step 4: Simplify right side
    855,002.40x = 376,847,138,767.68
  5. Step 5: Solve for x
    x = 376,847,138,767.68/855,002.40
  6. Step 6: Final answer
    x = 440,755.65

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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.